i8n과 광고 수정

assets/data/text.json

@@ -28,10 +28,12 @@
     "selectIcon": "Select Icon",
     "addCategory": "Add Category",
     "settings": "Settings",
+    "theme": "Theme",
     "darkMode": "Dark Mode",
     "language": "Language",
     "notifications": "Notifications",
     "appLock": "App Lock",
+    "appLocked": "App is locked",
     "paymentCard": "Payment Card",
     "paymentCardManagement": "Payment Card Management",
     "paymentCardManagementDescription": "Manage saved cards for subscriptions",
@@ -67,6 +69,7 @@
     "dailyReminderEnabled": "Receive daily notifications until payment date",
     "dailyReminderDisabled": "Receive notification @ day(s) before payment",
     "notificationPermissionDenied": "Notification permission denied",
+    "permissionGranted": "Permission granted.",
     "appInfo": "App Info",
     "version": "Version",
     "appDescription": "Digital Rent Management App",
@@ -86,6 +89,7 @@
     "twoDaysBefore": "2 days before",
     "threeDaysBefore": "3 days before",
     "requiredFieldsError": "Please fill in all required fields",
+    "categoryNameRequired": "Please enter category name",
     "subscriptionUpdated": "Subscription information has been updated",
     "subscriptionDeleted": "@ subscription has been deleted",
     "officialCancelPageNotFound": "Official cancellation page not found. Redirecting to Google search.",
@@ -114,6 +118,7 @@
     "appLockDesc": "App lock with biometric authentication",
     "unlockWithBiometric": "Unlock with biometric authentication",
     "authenticationFailed": "Authentication failed. Please try again.",
+    "nextBillingDateAdjusted": "Saved as the next billing date",
     "totalExpenseCopied": "Total expense copied: @",
     "smsPermissionRequired": "SMS permission required",
     "noSubscriptionSmsFound": "No subscription related SMS found",
@@ -158,6 +163,7 @@
     "latestSmsMessage": "Latest SMS message",
     "smsDetectedDate": "Detected on @",
     "serviceName": "Service Name",
+    "unknownService": "Unknown service",
     "nextBillingDateLabel": "Next Billing Date",
     "category": "Category",
     "websiteUrlAuto": "Website URL (Auto-extracted)",
@@ -245,8 +251,12 @@
     "subscriptionDetail": "Subscription Detail",
     "enterAmount": "Enter amount",
     "invalidAmount": "Please enter a valid amount",
-    "featureComingSoon": "This feature is coming soon"
+    "featureComingSoon": "This feature is coming soon",
-    ,
+    "exactAlarmPermission": "Exact alarm permission (Alarms & Reminders)",
+    "exactAlarmPermissionDesc": "We need permission to guarantee precise alarms.",
+    "allowAlarmsInSettings": "Please allow \"Alarms & reminders\" in Settings.",
+    "testNotification": "Test notification",
+    "testSubscriptionBody": "Test subscription • @",
     "smsPermissionTitle": "Request SMS Permission",
     "smsPermissionReasonTitle": "Why",
     "smsPermissionReasonBody": "We analyze payment-related SMS to auto-detect subscriptions. Processing happens locally only.",
@@ -256,7 +266,11 @@
     "openSettings": "Open Settings",
     "later": "Later",
     "requesting": "Requesting...",
-    "smsPermissionLabel": "SMS Permission"
+    "smsPermissionLabel": "SMS Permission",
+    "expirationReminderBody": "@ subscription expires in # days.",
+    "eventEndNotificationTitle": "Event end notification",
+    "eventEndNotificationBody": "@'s discount event has ended.",
+    "paymentChargeNotification": "@ subscription charge @ was completed."
   },
   "ko": {
     "appTitle": "디지털 월세 관리자",
@@ -287,10 +301,12 @@
     "selectIcon": "아이콘 선택",
     "addCategory": "카테고리 추가",
     "settings": "설정",
+    "theme": "테마",
     "darkMode": "다크 모드",
     "language": "언어",
     "notifications": "알림",
     "appLock": "앱 잠금",
+    "appLocked": "앱이 잠겨 있습니다",
     "paymentCard": "결제수단",
     "paymentCardManagement": "결제수단 관리",
     "paymentCardManagementDescription": "저장된 결제수단을 추가·편집·삭제합니다",
@@ -326,6 +342,7 @@
     "dailyReminderEnabled": "결제일까지 매일 알림을 받습니다",
     "dailyReminderDisabled": "결제 @일 전에 알림을 받습니다",
     "notificationPermissionDenied": "알림 권한이 거부되었습니다",
+    "permissionGranted": "권한이 허용되었습니다.",
     "appInfo": "앱 정보",
     "version": "버전",
     "appDescription": "디지털 월세 관리 앱",
@@ -345,6 +362,7 @@
     "twoDaysBefore": "2일 전",
     "threeDaysBefore": "3일 전",
     "requiredFieldsError": "필수 항목을 모두 입력해주세요",
+    "categoryNameRequired": "카테고리 이름을 입력하세요",
     "subscriptionUpdated": "구독 정보가 업데이트되었습니다.",
     "subscriptionDeleted": "@ 구독이 삭제되었습니다.",
     "officialCancelPageNotFound": "공식 해지 페이지를 찾을 수 없어 구글 검색으로 연결합니다.",
@@ -373,6 +391,7 @@
     "appLockDesc": "생체 인증으로 앱 잠금",
     "unlockWithBiometric": "생체 인증으로 잠금 해제",
     "authenticationFailed": "인증에 실패했습니다. 다시 시도해주세요.",
+    "nextBillingDateAdjusted": "다음 결제 예정일로 저장됨",
     "totalExpenseCopied": "총 지출액이 복사되었습니다: @",
     "smsPermissionRequired": "SMS 권한이 필요합니다.",
     "noSubscriptionSmsFound": "구독 관련 SMS를 찾을 수 없습니다.",
@@ -417,6 +436,7 @@
     "latestSmsMessage": "최신 SMS 메시지",
     "smsDetectedDate": "SMS 수신일: @",
     "serviceName": "서비스명",
+    "unknownService": "알 수 없는 서비스",
     "nextBillingDateLabel": "다음 결제일",
     "category": "카테고리",
     "websiteUrlAuto": "웹사이트 URL (자동 추출됨)",
@@ -504,8 +524,12 @@
     "subscriptionDetail": "구독 상세",
     "enterAmount": "금액을 입력하세요",
     "invalidAmount": "올바른 금액을 입력해주세요",
-    "featureComingSoon": "이 기능은 곧 출시됩니다"
+    "featureComingSoon": "이 기능은 곧 출시됩니다",
-    ,
+    "exactAlarmPermission": "정확 알람 권한(알람 및 리마인더)",
+    "exactAlarmPermissionDesc": "정확한 시각에 알림을 보장하려면 권한이 필요합니다.",
+    "allowAlarmsInSettings": "설정에서 \"알람 및 리마인더\"를 허용해 주세요.",
+    "testNotification": "테스트 알림",
+    "testSubscriptionBody": "테스트 구독 • @",
     "smsPermissionTitle": "SMS 권한 요청",
     "smsPermissionReasonTitle": "이유",
     "smsPermissionReasonBody": "문자 메시지에서 반복 결제 내역을 분석해 구독 서비스를 자동으로 탐지합니다. 모든 처리는 기기 내에서만 이루어집니다.",
@@ -515,7 +539,11 @@
     "openSettings": "설정 열기",
     "later": "나중에 하기",
     "requesting": "요청 중...",
-    "smsPermissionLabel": "SMS 권한"
+    "smsPermissionLabel": "SMS 권한",
+    "expirationReminderBody": "@ 구독이 #일 후 만료됩니다.",
+    "eventEndNotificationTitle": "이벤트 종료 알림",
+    "eventEndNotificationBody": "@의 할인 이벤트가 종료되었습니다.",
+    "paymentChargeNotification": "@ 구독료 @이 결제되었습니다."
   },
   "ja": {
     "appTitle": "デジタル月額管理者",
@@ -546,10 +574,12 @@
     "selectIcon": "アイコンを選択",
     "addCategory": "カテゴリー追加",
     "settings": "設定",
+    "theme": "テーマ",
     "darkMode": "ダークモード",
     "language": "言語",
     "notifications": "通知",
     "appLock": "アプリロック",
+    "appLocked": "アプリがロックされています",
     "paymentCard": "支払いカード",
     "paymentCardManagement": "支払いカード管理",
     "paymentCardManagementDescription": "保存済みのカードを追加・編集・削除します",
@@ -585,6 +615,7 @@
     "dailyReminderEnabled": "支払い日まで毎日通知を受け取ります",
     "dailyReminderDisabled": "支払い@日前に通知を受け取ります",
     "notificationPermissionDenied": "通知権限が拒否されました",
+    "permissionGranted": "権限が許可されました。",
     "appInfo": "アプリ情報",
     "version": "バージョン",
     "appDescription": "デジタル月額管理アプリ",
@@ -604,6 +635,7 @@
     "twoDaysBefore": "2日前",
     "threeDaysBefore": "3日前",
     "requiredFieldsError": "すべての必須項目を入力してください",
+    "categoryNameRequired": "カテゴリ名を入力してください",
     "subscriptionUpdated": "サブスクリプション情報が更新されました",
     "subscriptionDeleted": "@サブスクリプションが削除されました",
     "officialCancelPageNotFound": "公式解約ページが見つかりません。Google検索にリダイレクトします。",
@@ -632,6 +664,7 @@
     "appLockDesc": "生体認証でアプリをロック",
     "unlockWithBiometric": "生体認証でロック解除",
     "authenticationFailed": "認証に失敗しました。もう一度お試しください。",
+    "nextBillingDateAdjusted": "次回請求日に保存しました",
     "totalExpenseCopied": "総支出がコピーされました：@",
     "smsPermissionRequired": "SMS権限が必要です",
     "noSubscriptionSmsFound": "サブスクリプション関連のSMSが見つかりません",
@@ -676,6 +709,7 @@
     "latestSmsMessage": "最新のSMSメッセージ",
     "smsDetectedDate": "SMS受信日: @",
     "serviceName": "サービス名",
+    "unknownService": "不明なサービス",
     "nextBillingDateLabel": "次回請求日",
     "category": "カテゴリー",
     "websiteUrlAuto": "ウェブサイトURL（自動抽出）",
@@ -763,7 +797,16 @@
     "subscriptionDetail": "サブスクリプション詳細",
     "enterAmount": "金額を入力してください",
     "invalidAmount": "正しい金額を入力してください",
-    "featureComingSoon": "この機能は近日公開予定です"
+    "featureComingSoon": "この機能は近日公開予定です",
+    "exactAlarmPermission": "正確なアラーム権限（アラームとリマインダー）",
+    "exactAlarmPermissionDesc": "正確な時刻に通知するには権限が必要です。",
+    "allowAlarmsInSettings": "設定で「アラームとリマインダー」を許可してください。",
+    "testNotification": "テスト通知",
+    "testSubscriptionBody": "テストサブスクリプション • @",
+    "expirationReminderBody": "@ のサブスクリプションは #日後に期限切れになります。",
+    "eventEndNotificationTitle": "イベント終了通知",
+    "eventEndNotificationBody": "@ の割引イベントが終了しました。",
+    "paymentChargeNotification": "@ の購読料 @ が請求されました。"
   },
   "zh": {
     "appTitle": "数字月租管理器",
@@ -794,10 +837,12 @@
     "selectIcon": "选择图标",
     "addCategory": "添加分类",
     "settings": "设置",
+    "theme": "主题",
     "darkMode": "深色模式",
     "language": "语言",
     "notifications": "通知",
     "appLock": "应用锁定",
+    "appLocked": "应用已锁定",
     "paymentCard": "支付卡",
     "paymentCardManagement": "支付卡管理",
     "paymentCardManagementDescription": "管理已保存的支付卡（新增/编辑/删除）",
@@ -833,6 +878,7 @@
     "dailyReminderEnabled": "直到付款日期每天接收通知",
     "dailyReminderDisabled": "在付款@天前接收通知",
     "notificationPermissionDenied": "通知权限被拒绝",
+    "permissionGranted": "已获得权限。",
     "appInfo": "应用信息",
     "version": "版本",
     "appDescription": "数字月租管理应用",
@@ -852,6 +898,7 @@
     "twoDaysBefore": "2天前",
     "threeDaysBefore": "3天前",
     "requiredFieldsError": "请填写所有必填项",
+    "categoryNameRequired": "请输入分类名称",
     "subscriptionUpdated": "订阅信息已更新",
     "subscriptionDeleted": "@订阅已删除",
     "officialCancelPageNotFound": "找不到官方取消页面。重定向到Google搜索。",
@@ -880,6 +927,7 @@
     "appLockDesc": "使用生物识别锁定应用",
     "unlockWithBiometric": "使用生物识别解锁",
     "authenticationFailed": "认证失败。请重试。",
+    "nextBillingDateAdjusted": "已保存为下一次账单日",
     "totalExpenseCopied": "总支出已复制：@",
     "smsPermissionRequired": "需要短信权限",
     "noSubscriptionSmsFound": "未找到订阅相关的短信",
@@ -924,6 +972,7 @@
     "latestSmsMessage": "最新短信内容",
     "smsDetectedDate": "短信接收日期：@",
     "serviceName": "服务名称",
+    "unknownService": "未知服务",
     "nextBillingDateLabel": "下次付款日期",
     "category": "类别",
     "websiteUrlAuto": "网站URL（自动提取）",
@@ -1011,6 +1060,15 @@
     "subscriptionDetail": "订阅详情",
     "enterAmount": "请输入金额",
     "invalidAmount": "请输入有效的金额",
-    "featureComingSoon": "此功能即将推出"
+    "featureComingSoon": "此功能即将推出",
+    "exactAlarmPermission": "精确闹钟权限（闹钟和提醒）",
+    "exactAlarmPermissionDesc": "需要权限以确保在准确时间发送提醒。",
+    "allowAlarmsInSettings": "请在设置中允许“闹钟和提醒”。",
+    "testNotification": "测试通知",
+    "testSubscriptionBody": "测试订阅 • @",
+    "expirationReminderBody": "@ 订阅将在 # 天后到期。",
+    "eventEndNotificationTitle": "活动结束通知",
+    "eventEndNotificationBody": "@ 的优惠活动已结束。",
+    "paymentChargeNotification": "@ 订阅费用 @ 已扣款。"
   }
 }

lib/controllers/add_subscription_controller.dart

@@ -525,7 +525,7 @@ class AddSubscriptionController {
           if (context.mounted) {
             AppSnackBar.showInfo(
               context: context,
-              message: '다음 결제 예정일로 저장됨',
+              message: AppLocalizations.of(context).nextBillingDateAdjusted,
             );
           }
         }

lib/controllers/detail_screen_controller.dart

@@ -454,7 +454,7 @@ class DetailScreenController extends ChangeNotifier {
     if (adjustedNext.isAfter(originalDateOnly)) {
       AppSnackBar.showInfo(
         context: context,
-        message: '다음 결제 예정일로 저장됨',
+        message: AppLocalizations.of(context).nextBillingDateAdjusted,
       );
     }
 

lib/controllers/sms_scan_controller.dart

@@ -14,6 +14,8 @@ import '../providers/navigation_provider.dart';
 import '../providers/category_provider.dart';
 import '../l10n/app_localizations.dart';
 import '../providers/payment_card_provider.dart';
+import 'package:google_mobile_ads/google_mobile_ads.dart';
+import 'dart:io' show Platform;
 
 class SmsScanController extends ChangeNotifier {
   // 상태 관리
@@ -47,6 +49,8 @@ class SmsScanController extends ChangeNotifier {
   final SubscriptionFilter _filter = SubscriptionFilter();
   bool _forceServiceNameEditing = false;
   bool get isServiceNameEditable => _forceServiceNameEditing;
+  bool _isAdInProgress = false;
+  bool get isAdInProgress => _isAdInProgress;
 
   @override
   void dispose() {
@@ -73,15 +77,79 @@ class SmsScanController extends ChangeNotifier {
     serviceNameController.text = '';
   }
 
-  void updateCurrentServiceName(String value) {
+  void updateCurrentServiceName(BuildContext context, String value) {
     if (_currentIndex >= _scannedSubscriptions.length) return;
     final trimmed = value.trim();
+    final unknownLabel = _unknownServiceLabel(context);
     final updated = _scannedSubscriptions[_currentIndex]
-        .copyWith(serviceName: trimmed.isEmpty ? '알 수 없는 서비스' : trimmed);
+        .copyWith(serviceName: trimmed.isEmpty ? unknownLabel : trimmed);
     _scannedSubscriptions[_currentIndex] = updated;
     notifyListeners();
   }
 
+  Future<void> startScan(BuildContext context) async {
+    if (_isLoading) return;
+    _isAdInProgress = true;
+    notifyListeners();
+    // 웹/비지원 플랫폼은 바로 스캔
+    if (kIsWeb || !(Platform.isAndroid || Platform.isIOS)) {
+      _isAdInProgress = false;
+      notifyListeners();
+      await scanSms(context);
+      return;
+    }
+
+    // 전면 광고 로드 및 노출 후 스캔 진행
+    try {
+      await InterstitialAd.load(
+        adUnitId: _interstitialAdUnitId(),
+        request: const AdRequest(),
+        adLoadCallback: InterstitialAdLoadCallback(
+          onAdLoaded: (ad) {
+            ad.fullScreenContentCallback = FullScreenContentCallback(
+              onAdDismissedFullScreenContent: (ad) {
+                ad.dispose();
+                _startSmsScanIfMounted(context);
+              },
+              onAdFailedToShowFullScreenContent: (ad, error) {
+                ad.dispose();
+                _fallbackAfterDelay(context);
+              },
+            );
+            ad.show();
+          },
+          onAdFailedToLoad: (error) {
+            _fallbackAfterDelay(context);
+          },
+        ),
+      );
+    } catch (e) {
+      Log.e('전면 광고 로드 중 오류, 바로 스캔 진행', e);
+      if (!context.mounted) return;
+      _fallbackAfterDelay(context);
+    }
+  }
+
+  String _interstitialAdUnitId() {
+    if (Platform.isAndroid || Platform.isIOS) {
+      return 'ca-app-pub-6691216385521068~6638409932';
+    }
+    return '';
+  }
+
+  Future<void> _startSmsScanIfMounted(BuildContext context) async {
+    if (!context.mounted) return;
+    _isAdInProgress = false;
+    notifyListeners();
+    await scanSms(context);
+  }
+
+  Future<void> _fallbackAfterDelay(BuildContext context) async {
+    await Future.delayed(const Duration(seconds: 5));
+    if (!context.mounted) return;
+    await _startSmsScanIfMounted(context);
+  }
+
   Future<void> scanSms(BuildContext context) async {
     _isLoading = true;
     _errorMessage = null;
@@ -366,8 +434,10 @@ class SmsScanController extends ChangeNotifier {
     }
 
     final current = _scannedSubscriptions[_currentIndex];
-    _forceServiceNameEditing = _shouldEnableServiceNameEditing(current);
+    final unknownLabel = _unknownServiceLabel(context);
-    if (_forceServiceNameEditing && current.serviceName == '알 수 없는 서비스') {
+    _forceServiceNameEditing =
+        _shouldEnableServiceNameEditing(current, unknownLabel);
+    if (_forceServiceNameEditing && current.serviceName == unknownLabel) {
       serviceNameController.clear();
     } else {
       serviceNameController.text = current.serviceName;
@@ -429,8 +499,13 @@ class SmsScanController extends ChangeNotifier {
     return null;
   }
 
-  bool _shouldEnableServiceNameEditing(Subscription subscription) {
+  bool _shouldEnableServiceNameEditing(
+      Subscription subscription, String unknownLabel) {
     final name = subscription.serviceName.trim();
-    return name.isEmpty || name == '알 수 없는 서비스';
+    return name.isEmpty || name == unknownLabel;
+  }
+
+  String _unknownServiceLabel(BuildContext context) {
+    return AppLocalizations.of(context).unknownService;
   }
 }

lib/l10n/app_localizations.dart

@@ -68,11 +68,13 @@ class AppLocalizations {
   String get selectIcon => _localizedStrings['selectIcon'] ?? 'Select Icon';
   String get addCategory => _localizedStrings['addCategory'] ?? 'Add Category';
   String get settings => _localizedStrings['settings'] ?? 'Settings';
+  String get theme => _localizedStrings['theme'] ?? 'Theme';
   String get darkMode => _localizedStrings['darkMode'] ?? 'Dark Mode';
   String get language => _localizedStrings['language'] ?? 'Language';
   String get notifications =>
       _localizedStrings['notifications'] ?? 'Notifications';
   String get appLock => _localizedStrings['appLock'] ?? 'App Lock';
+  String get appLocked => _localizedStrings['appLocked'] ?? 'App is locked';
   String get paymentCard => _localizedStrings['paymentCard'] ?? 'Payment Card';
   String get paymentCardManagement =>
       _localizedStrings['paymentCardManagement'] ?? 'Payment Card Management';
@@ -173,6 +175,8 @@ class AppLocalizations {
   String get notificationPermissionDenied =>
       _localizedStrings['notificationPermissionDenied'] ??
       'Notification permission denied';
+  String get permissionGranted =>
+      _localizedStrings['permissionGranted'] ?? 'Permission granted.';
   // 앱 정보
   String get appInfo => _localizedStrings['appInfo'] ?? 'App Info';
   String get version => _localizedStrings['version'] ?? 'Version';
@@ -207,6 +211,8 @@ class AppLocalizations {
   String get requiredFieldsError =>
       _localizedStrings['requiredFieldsError'] ??
       'Please fill in all required fields';
+  String get categoryNameRequired =>
+      _localizedStrings['categoryNameRequired'] ?? 'Please enter category name';
   String get subscriptionUpdated =>
       _localizedStrings['subscriptionUpdated'] ??
       'Subscription information has been updated';
@@ -259,6 +265,9 @@ class AppLocalizations {
   String get authenticationFailed =>
       _localizedStrings['authenticationFailed'] ??
       'Authentication failed. Please try again.';
+  String get nextBillingDateAdjusted =>
+      _localizedStrings['nextBillingDateAdjusted'] ??
+      'Saved as the next billing date';
   String get smsPermissionRequired =>
       _localizedStrings['smsPermissionRequired'] ?? 'SMS permission required';
   String get noSubscriptionSmsFound =>
@@ -467,6 +476,8 @@ class AppLocalizations {
   String get foundSubscription =>
       _localizedStrings['foundSubscription'] ?? 'Found subscription';
   String get serviceName => _localizedStrings['serviceName'] ?? 'Service Name';
+  String get unknownService =>
+      _localizedStrings['unknownService'] ?? 'Unknown service';
   String get latestSmsMessage =>
       _localizedStrings['latestSmsMessage'] ?? 'Latest SMS message';
   String smsDetectedDate(String date) {
@@ -669,6 +680,49 @@ class AppLocalizations {
       _localizedStrings['invalidAmount'] ?? 'Please enter a valid amount';
   String get featureComingSoon =>
       _localizedStrings['featureComingSoon'] ?? 'This feature is coming soon';
+  String get exactAlarmPermission =>
+      _localizedStrings['exactAlarmPermission'] ??
+      'Exact alarm permission (Alarms & Reminders)';
+  String get exactAlarmPermissionDesc =>
+      _localizedStrings['exactAlarmPermissionDesc'] ??
+      'We need permission to guarantee precise alarms.';
+  String get allowAlarmsInSettings =>
+      _localizedStrings['allowAlarmsInSettings'] ??
+      'Please allow "Alarms & reminders" in Settings.';
+  String get testNotification =>
+      _localizedStrings['testNotification'] ?? 'Test notification';
+
+  String testSubscriptionBody(String amountText) {
+    final template =
+        _localizedStrings['testSubscriptionBody'] ?? 'Test subscription • @';
+    return template.replaceAll('@', amountText);
+  }
+
+  String expirationReminderBody(String serviceName, int days) {
+    final template = _localizedStrings['expirationReminderBody'] ??
+        '@ subscription expires in # days.';
+    return template
+        .replaceAll('@', serviceName)
+        .replaceAll('#', days.toString());
+  }
+
+  String get eventEndNotificationTitle =>
+      _localizedStrings['eventEndNotificationTitle'] ??
+      'Event end notification';
+
+  String eventEndNotificationBody(String serviceName) {
+    final template = _localizedStrings['eventEndNotificationBody'] ??
+        "@'s discount event has ended.";
+    return template.replaceAll('@', serviceName);
+  }
+
+  String paymentChargeNotification(String serviceName, String amountText) {
+    final template = _localizedStrings['paymentChargeNotification'] ??
+        '@ subscription charge @ was completed.';
+    return template
+        .replaceFirst('@', serviceName)
+        .replaceFirst('@', amountText);
+  }
 
   // 결제 주기를 키값으로 변환하여 번역된 이름 반환
   String getBillingCycleName(String billingCycleKey) {

lib/providers/app_lock_provider.dart

@@ -6,6 +6,8 @@ import '../services/notification_service.dart';
 import '../providers/subscription_provider.dart';
 import 'package:hive_flutter/hive_flutter.dart';
 import 'package:flutter/foundation.dart' show kIsWeb;
+import '../l10n/app_localizations.dart';
+import '../navigator_key.dart';
 
 class AppLockProvider extends ChangeNotifier {
   final Box<bool> _appLockBox;
@@ -72,8 +74,11 @@ class AppLockProvider extends ChangeNotifier {
         return true;
       }
 
+      final ctx = navigatorKey.currentContext;
+      final loc = ctx != null ? AppLocalizations.of(ctx) : null;
       final authenticated = await _localAuth.authenticate(
-        localizedReason: '생체 인증을 사용하여 앱 잠금을 해제하세요.',
+        localizedReason:
+            loc?.unlockWithBiometric ?? 'Unlock with biometric authentication.',
         options: const AuthenticationOptions(
           stickyAuth: true,
           biometricOnly: true,

lib/providers/subscription_provider.dart

@@ -8,6 +8,8 @@ import '../services/notification_service.dart';
 import '../services/exchange_rate_service.dart';
 import '../services/currency_util.dart';
 import 'category_provider.dart';
+import '../l10n/app_localizations.dart';
+import '../navigator_key.dart';
 
 class SubscriptionProvider extends ChangeNotifier {
   late Box<SubscriptionModel> _subscriptionBox;
@@ -239,10 +241,13 @@ class SubscriptionProvider extends ChangeNotifier {
       SubscriptionModel subscription) async {
     if (subscription.eventEndDate != null &&
         subscription.eventEndDate!.isAfter(DateTime.now())) {
+      final ctx = navigatorKey.currentContext;
+      final loc = ctx != null ? AppLocalizations.of(ctx) : null;
       await NotificationService.scheduleNotification(
         id: '${subscription.id}_event_end'.hashCode,
-        title: '이벤트 종료 알림',
+        title: loc?.eventEndNotificationTitle ?? 'Event end notification',
-        body: '${subscription.serviceName}의 할인 이벤트가 종료되었습니다.',
+        body: loc?.eventEndNotificationBody(subscription.serviceName) ??
+            "${subscription.serviceName}'s discount event has ended.",
         scheduledDate: subscription.eventEndDate!,
         channelId: NotificationService.expirationChannelId,
       );

lib/routes/app_routes.dart

@@ -9,6 +9,7 @@ import 'package:submanager/screens/splash_screen.dart';
 import 'package:submanager/screens/sms_permission_screen.dart';
 import 'package:submanager/models/subscription_model.dart';
 import 'package:submanager/screens/payment_card_management_screen.dart';
+import '../l10n/app_localizations.dart';
 
 class AppRoutes {
   static const String splash = '/splash';
@@ -81,9 +82,9 @@ class AppRoutes {
 
   static Route<dynamic> _errorRoute() {
     return MaterialPageRoute(
-      builder: (_) => const Scaffold(
+      builder: (context) => Scaffold(
         body: Center(
-          child: Text('페이지를 찾을 수 없습니다'),
+          child: Text(AppLocalizations.of(context).pageNotFound),
         ),
       ),
     );

lib/screens/analysis_screen.dart

@@ -13,6 +13,7 @@ import '../widgets/analysis/subscription_pie_chart_card.dart';
 import '../widgets/analysis/total_expense_summary_card.dart';
 import '../widgets/analysis/monthly_expense_chart_card.dart';
 import '../widgets/analysis/event_analysis_card.dart';
+import '../theme/ui_constants.dart';
 
 enum AnalysisCardFilterType { all, unassigned, card }
 
@@ -324,20 +325,10 @@ class _AnalysisScreenState extends State<AnalysisScreen>
       controller: _scrollController,
       physics: const BouncingScrollPhysics(),
       slivers: <Widget>[
-        SliverToBoxAdapter(
+        SliverPadding(
-          child: SizedBox(
+          padding: const EdgeInsets.only(top: UIConstants.pageTopPadding),
-            height: kToolbarHeight + MediaQuery.of(context).padding.top,
+          sliver: _buildCardFilterSection(context, cardProvider),
         ),
-        ),
-
-        // 네이티브 광고 위젯
-        SliverToBoxAdapter(
-          child: _buildAnimatedAd(),
-        ),
-
-        const AnalysisScreenSpacer(),
-
-        _buildCardFilterSection(context, cardProvider),
 
         const AnalysisScreenSpacer(),
 
@@ -349,6 +340,13 @@ class _AnalysisScreenState extends State<AnalysisScreen>
 
         const AnalysisScreenSpacer(),
 
+        // 네이티브 광고 위젯 (구독 비율 차트 하단)
+        SliverToBoxAdapter(
+          child: _buildAnimatedAd(),
+        ),
+
+        const AnalysisScreenSpacer(),
+
         // 2. 총 지출 요약 카드
         TotalExpenseSummaryCard(
           key: ValueKey('total_expense_$_lastDataHash'),

lib/screens/app_lock_screen.dart

@@ -1,5 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
+
+import '../l10n/app_localizations.dart';
 import '../providers/app_lock_provider.dart';
 // import '../theme/app_colors.dart';
 
@@ -8,6 +10,7 @@ class AppLockScreen extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
+    final loc = AppLocalizations.of(context);
     return Scaffold(
       body: Center(
         child: Column(
@@ -20,7 +23,7 @@ class AppLockScreen extends StatelessWidget {
             ),
             const SizedBox(height: 24),
             Text(
-              '앱이 잠겨 있습니다',
+              loc.appLocked,
               style: TextStyle(
                 fontSize: 24,
                 fontWeight: FontWeight.bold,
@@ -29,7 +32,7 @@ class AppLockScreen extends StatelessWidget {
             ),
             const SizedBox(height: 16),
             Text(
-              '생체 인증으로 잠금을 해제하세요',
+              loc.appLockDesc,
               style: TextStyle(
                 fontSize: 16,
                 color: Theme.of(context).colorScheme.onSurfaceVariant,
@@ -45,7 +48,7 @@ class AppLockScreen extends StatelessWidget {
                   ScaffoldMessenger.of(context).showSnackBar(
                     SnackBar(
                       content: Text(
-                        '인증에 실패했습니다. 다시 시도해주세요.',
+                        loc.authenticationFailed,
                         style: TextStyle(
                           color: cs.onPrimary,
                         ),
@@ -56,7 +59,7 @@ class AppLockScreen extends StatelessWidget {
                 }
               },
               icon: const Icon(Icons.fingerprint),
-              label: const Text('생체 인증으로 잠금 해제'),
+              label: Text(loc.unlockWithBiometric),
               style: ElevatedButton.styleFrom(
                 padding: const EdgeInsets.symmetric(
                   horizontal: 24,

lib/screens/category_management_screen.dart

@@ -41,10 +41,11 @@ class _CategoryManagementScreenState extends State<CategoryManagementScreen> {
 
   @override
   Widget build(BuildContext context) {
+    final loc = AppLocalizations.of(context);
     return Scaffold(
       appBar: AppBar(
         title: Text(
-          '카테고리 관리',
+          loc.categoryManagement,
           style: Theme.of(context).textTheme.titleLarge?.copyWith(
                 color: Theme.of(context).colorScheme.onPrimary,
               ),
@@ -67,7 +68,7 @@ class _CategoryManagementScreenState extends State<CategoryManagementScreen> {
                         TextFormField(
                           controller: _nameController,
                           decoration: InputDecoration(
-                            labelText: '카테고리 이름',
+                            labelText: loc.categoryName,
                             labelStyle: TextStyle(
                               color: Theme.of(context)
                                   .colorScheme
@@ -76,7 +77,7 @@ class _CategoryManagementScreenState extends State<CategoryManagementScreen> {
                           ),
                           validator: (value) {
                             if (value == null || value.isEmpty) {
-                              return '카테고리 이름을 입력하세요';
+                              return loc.categoryNameRequired;
                             }
                             return null;
                           },
@@ -85,7 +86,7 @@ class _CategoryManagementScreenState extends State<CategoryManagementScreen> {
                         DropdownButtonFormField<String>(
                           initialValue: _selectedColor,
                           decoration: InputDecoration(
-                            labelText: '색상 선택',
+                            labelText: loc.selectColor,
                             labelStyle: TextStyle(
                               color: Theme.of(context)
                                   .colorScheme
@@ -144,7 +145,7 @@ class _CategoryManagementScreenState extends State<CategoryManagementScreen> {
                         DropdownButtonFormField<String>(
                           initialValue: _selectedIcon,
                           decoration: InputDecoration(
-                            labelText: '아이콘 선택',
+                            labelText: loc.selectIcon,
                             labelStyle: TextStyle(
                               color: Theme.of(context)
                                   .colorScheme
@@ -154,35 +155,35 @@ class _CategoryManagementScreenState extends State<CategoryManagementScreen> {
                           items: [
                             DropdownMenuItem(
                                 value: 'subscriptions',
-                                child: Text('구독',
+                                child: Text(loc.subscription,
                                     style: TextStyle(
                                         color: Theme.of(context)
                                             .colorScheme
                                             .onSurface))),
                             DropdownMenuItem(
                                 value: 'movie',
-                                child: Text('영화',
+                                child: Text(loc.movie,
                                     style: TextStyle(
                                         color: Theme.of(context)
                                             .colorScheme
                                             .onSurface))),
                             DropdownMenuItem(
                                 value: 'music_note',
-                                child: Text('음악',
+                                child: Text(loc.music,
                                     style: TextStyle(
                                         color: Theme.of(context)
                                             .colorScheme
                                             .onSurface))),
                             DropdownMenuItem(
                                 value: 'fitness_center',
-                                child: Text('운동',
+                                child: Text(loc.exercise,
                                     style: TextStyle(
                                         color: Theme.of(context)
                                             .colorScheme
                                             .onSurface))),
                             DropdownMenuItem(
                                 value: 'shopping_cart',
-                                child: Text('쇼핑',
+                                child: Text(loc.shopping,
                                     style: TextStyle(
                                         color: Theme.of(context)
                                             .colorScheme
@@ -197,7 +198,7 @@ class _CategoryManagementScreenState extends State<CategoryManagementScreen> {
                         const SizedBox(height: 16),
                         ElevatedButton(
                           onPressed: _addCategory,
-                          child: const Text('카테고리 추가'),
+                          child: Text(loc.addCategory),
                         ),
                       ],
                     ),

lib/screens/settings_screen.dart

@@ -6,7 +6,6 @@ import 'dart:io';
 import '../services/notification_service.dart';
 // import '../widgets/glassmorphism_card.dart';
 // import '../theme/app_colors.dart';
-import '../widgets/native_ad_widget.dart';
 import '../widgets/common/snackbar/app_snackbar.dart';
 import '../l10n/app_localizations.dart';
 import '../providers/locale_provider.dart';
@@ -17,6 +16,7 @@ import '../theme/adaptive_theme.dart';
 import '../widgets/common/layout/page_container.dart';
 import '../theme/color_scheme_ext.dart';
 import '../widgets/app_navigator.dart';
+import '../theme/ui_constants.dart';
 
 class SettingsScreen extends StatelessWidget {
   const SettingsScreen({super.key});
@@ -86,23 +86,16 @@ class SettingsScreen extends StatelessWidget {
           child: PageContainer(
             padding: EdgeInsets.zero,
             child: ListView(
-              padding: const EdgeInsets.symmetric(horizontal: 16),
+              padding: const EdgeInsets.fromLTRB(
+                16,
+                UIConstants.pageTopPadding,
+                16,
+                0,
+              ),
               children: [
-                // toolbar 높이 추가
-                SizedBox(
-                  height: kToolbarHeight + MediaQuery.of(context).padding.top,
-                ),
-                // 광고 위젯 추가
-                const NativeAdWidget(
-                  key: ValueKey('settings_ad'),
-                  useOuterPadding: true,
-                ),
-                const SizedBox(height: 16),
-
                 // 테마 모드 설정
                 Card(
-                  margin:
+                  margin: const EdgeInsets.fromLTRB(16, 0, 16, 8),
-                      const EdgeInsets.symmetric(vertical: 8, horizontal: 16),
                   elevation: 1,
                   shape: RoundedRectangleBorder(
                     borderRadius: BorderRadius.circular(16),
@@ -191,7 +184,7 @@ class SettingsScreen extends StatelessWidget {
                               leading: Icon(Icons.color_lens,
                                   color: cs.onSurfaceVariant),
                               title: Text(
-                                '테마',
+                                loc.theme,
                                 style: TextStyle(color: cs.onSurface),
                               ),
                             ),
@@ -360,14 +353,14 @@ class SettingsScreen extends StatelessWidget {
                                             .colorScheme
                                             .onSurfaceVariant),
                                     title: Text(
-                                      '정확 알람 권한(알람 및 리마인더)',
+                                      loc.exactAlarmPermission,
                                       style: TextStyle(
                                           color: Theme.of(context)
                                               .colorScheme
                                               .onSurface),
                                     ),
                                     subtitle: Text(
-                                      '정확한 시각에 알림을 보장하려면 권한이 필요합니다.',
+                                      loc.exactAlarmPermissionDesc,
                                       style: TextStyle(
                                           color: Theme.of(context)
                                               .colorScheme
@@ -385,19 +378,19 @@ class SettingsScreen extends StatelessWidget {
                                           if (ok || recheck) {
                                             AppSnackBar.showSuccess(
                                               context: context,
-                                              message: '권한이 허용되었습니다.',
+                                              message: loc.permissionGranted,
                                             );
                                           } else {
                                             AppSnackBar.showInfo(
                                               context: context,
                                               message:
-                                                  '설정에서 "알람 및 리마인더"를 허용해 주세요.',
+                                                  loc.allowAlarmsInSettings,
                                             );
                                           }
                                           (context as Element).markNeedsBuild();
                                         }
                                       },
-                                      child: const Text('허용 요청'),
+                                      child: Text(loc.requestPermission),
                                     ),
                                   );
                                 },
@@ -747,8 +740,8 @@ class SettingsScreen extends StatelessWidget {
                                                     child: OutlinedButton.icon(
                                                       icon: const Icon(Icons
                                                           .notifications_active),
-                                                      label:
+                                                      label: Text(
-                                                          const Text('테스트 알림'),
+                                                          loc.testNotification),
                                                       onPressed: () {
                                                         NotificationService
                                                             .showTestPaymentNotification();

lib/screens/sms_scan_screen.dart

@@ -9,6 +9,7 @@ import '../l10n/app_localizations.dart';
 import '../widgets/payment_card/payment_card_form_sheet.dart';
 import '../routes/app_routes.dart';
 import '../models/payment_card_suggestion.dart';
+import '../theme/ui_constants.dart';
 
 class SmsScanScreen extends StatefulWidget {
   const SmsScanScreen({super.key});
@@ -56,7 +57,7 @@ class _SmsScanScreenState extends State<SmsScanScreen> {
 
     if (_controller.scannedSubscriptions.isEmpty) {
       return ScanInitialWidget(
-        onScanPressed: () => _controller.scanSms(context),
+        onScanPressed: () => _controller.startScan(context),
         errorMessage: _controller.errorMessage,
       );
     }
@@ -75,7 +76,7 @@ class _SmsScanScreenState extends State<SmsScanScreen> {
         }
       });
       return ScanInitialWidget(
-        onScanPressed: () => _controller.scanSms(context),
+        onScanPressed: () => _controller.startScan(context),
         errorMessage: _controller.errorMessage,
       );
     }
@@ -104,7 +105,7 @@ class _SmsScanScreenState extends State<SmsScanScreen> {
           onPaymentCardChanged: _controller.setSelectedPaymentCardId,
           enableServiceNameEditing: _controller.isServiceNameEditable,
           onServiceNameChanged: _controller.isServiceNameEditable
-              ? _controller.updateCurrentServiceName
+              ? (value) => _controller.updateCurrentServiceName(context, value)
               : null,
           onAddCard: () async {
             final newCardId = await PaymentCardFormSheet.show(context);
@@ -160,15 +161,15 @@ class _SmsScanScreenState extends State<SmsScanScreen> {
 
   @override
   Widget build(BuildContext context) {
-    return SingleChildScrollView(
+    return Stack(
+      children: [
+        SingleChildScrollView(
           controller: _scrollController,
           padding: EdgeInsets.zero,
+          child: Padding(
+            padding: const EdgeInsets.only(top: UIConstants.pageTopPadding),
             child: Column(
               children: [
-          // toolbar 높이 추가
-          SizedBox(
-            height: kToolbarHeight + MediaQuery.of(context).padding.top,
-          ),
                 _buildContent(),
                 // FloatingNavigationBar를 위한 충분한 하단 여백
                 SizedBox(
@@ -176,6 +177,67 @@ class _SmsScanScreenState extends State<SmsScanScreen> {
                 ),
               ],
             ),
+          ),
+        ),
+        if (_controller.isAdInProgress)
+          Positioned.fill(
+            child: IgnorePointer(
+              child: Stack(
+                children: [
+                  Container(
+                    color: Theme.of(context)
+                        .colorScheme
+                        .surface
+                        .withValues(alpha: 0.4),
+                  ),
+                  Center(
+                    child: DecoratedBox(
+                      decoration: BoxDecoration(
+                        color: Theme.of(context)
+                            .colorScheme
+                            .surfaceContainerHighest
+                            .withValues(alpha: 0.9),
+                        borderRadius: BorderRadius.circular(16),
+                      ),
+                      child: Padding(
+                        padding: const EdgeInsets.symmetric(
+                            horizontal: 20, vertical: 16),
+                        child: Row(
+                          mainAxisSize: MainAxisSize.min,
+                          children: [
+                            SizedBox(
+                              width: 18,
+                              height: 18,
+                              child: CircularProgressIndicator(
+                                strokeWidth: 2,
+                                valueColor: AlwaysStoppedAnimation<Color>(
+                                  Theme.of(context).colorScheme.primary,
+                                ),
+                              ),
+                            ),
+                            const SizedBox(width: 12),
+                            Text(
+                              AppLocalizations.of(context).scanningMessages,
+                              style: Theme.of(context)
+                                  .textTheme
+                                  .titleMedium
+                                  ?.copyWith(
+                                    color:
+                                        Theme.of(context).colorScheme.onSurface,
+                                    fontWeight: FontWeight.w700,
+                                  ),
+                              textAlign: TextAlign.center,
+                            ),
+                          ],
+                        ),
+                      ),
+                    ),
+                  ),
+                ],
+              ),
+            ),
+          ),
+      ],
     );
   }
 }

lib/services/notification_service.dart

@@ -635,6 +635,8 @@ class NotificationService {
     try {
       final expirationDate = subscription.nextBillingDate;
       final reminderDate = expirationDate.subtract(const Duration(days: 7));
+      final ctx = navigatorKey.currentContext;
+      final loc = ctx != null ? AppLocalizations.of(ctx) : null;
 
       // tz.local 초기화 확인 및 재시도
       tz.Location location;
@@ -656,8 +658,9 @@ class NotificationService {
 
       await _notifications.zonedSchedule(
         ('${subscription.id}_expiration').hashCode,
-        '구독 만료 예정 알림',
+        loc?.expirationReminder ?? _paymentReminderTitle(_getLocaleCode()),
-        '${subscription.serviceName} 구독이 7일 후 만료됩니다.',
+        loc?.expirationReminderBody(subscription.serviceName, 7) ??
+            '${subscription.serviceName} subscription expires in 7 days.',
         tz.TZDateTime.from(reminderDate, location),
         const NotificationDetails(
           android: AndroidNotificationDetails(
@@ -849,11 +852,14 @@ class NotificationService {
     if (_isWeb || !_initialized) return;
     try {
       final locale = _getLocaleCode();
-      final title = _paymentReminderTitle(locale);
+      final ctx = navigatorKey.currentContext;
+      final loc = ctx != null ? AppLocalizations.of(ctx) : null;
+      final title = loc?.paymentReminder ?? _paymentReminderTitle(locale);
       final amountText =
           await CurrencyUtil.formatAmountWithLocale(10000.0, 'KRW', locale);
 
-      final body = '테스트 구독 • $amountText';
+      final body = loc?.testSubscriptionBody(amountText) ??
+          'Test subscription • $amountText';
 
       await _notifications.show(
         DateTime.now().millisecondsSinceEpoch.remainder(1 << 31),
@@ -880,7 +886,11 @@ class NotificationService {
   }
 
   static String getNotificationBody(String serviceName, double amount) {
-    return '$serviceName 구독료 ${amount.toStringAsFixed(0)}원이 결제되었습니다.';
+    final ctx = navigatorKey.currentContext;
+    final loc = ctx != null ? AppLocalizations.of(ctx) : null;
+    final amountText = amount.toStringAsFixed(0);
+    return loc?.paymentChargeNotification(serviceName, amountText) ??
+        '$serviceName subscription charge $amountText was completed.';
   }
 
   static Future<String> _buildPaymentBody(
@@ -925,6 +935,10 @@ class NotificationService {
   }
 
   static String _paymentReminderTitle(String locale) {
+    final ctx = navigatorKey.currentContext;
+    if (ctx != null) {
+      return AppLocalizations.of(ctx).paymentReminder;
+    }
     switch (locale) {
       case 'ko':
         return '결제 예정 알림';

lib/services/sms_scanner.dart

@@ -10,6 +10,8 @@ import '../utils/platform_helper.dart';
 import '../utils/business_day_util.dart';
 import '../services/sms_scan/sms_scan_result.dart';
 import '../models/payment_card_suggestion.dart';
+import '../l10n/app_localizations.dart';
+import '../navigator_key.dart';
 
 class SmsScanner {
   final SmsQuery _query = SmsQuery();
@@ -82,7 +84,9 @@ class SmsScanner {
       return subscriptions;
     } catch (e) {
       Log.e('SmsScanner: 예외 발생', e);
-      throw Exception('SMS 스캔 중 오류 발생: $e');
+      final loc = _loc();
+      throw Exception(loc?.smsScanErrorWithMessage(e.toString()) ??
+          'Error occurred during SMS scan: $e');
     }
   }
 
@@ -116,7 +120,13 @@ class SmsScanner {
 
   SmsScanResult? _parseSms(Map<String, dynamic> sms, int repeatCount) {
     try {
-      final serviceName = sms['serviceName'] as String? ?? '알 수 없는 서비스';
+      final loc = _loc();
+      final unknownLabel = loc?.unknownService ?? 'Unknown service';
+      final serviceNameRaw = sms['serviceName'] as String?;
+      final serviceName =
+          (serviceNameRaw == null || serviceNameRaw.trim().isEmpty)
+              ? unknownLabel
+              : serviceNameRaw;
       final monthlyCost = (sms['monthlyCost'] as num?)?.toDouble() ?? 0.0;
       final billingCycle = SubscriptionModel.normalizeBillingCycle(
           sms['billingCycle'] as String? ?? 'monthly');
@@ -196,8 +206,9 @@ class SmsScanner {
     if (issuer == null && last4 == null) {
       return null;
     }
+    final loc = _loc();
     return PaymentCardSuggestion(
-      issuerName: issuer ?? '결제수단',
+      issuerName: issuer ?? loc?.paymentCard ?? 'Payment card',
       last4: last4,
       source: 'sms',
     );
@@ -366,6 +377,12 @@ class SmsScanner {
     // 기본값은 원화
     return 'KRW';
   }
+
+  AppLocalizations? _loc() {
+    final ctx = navigatorKey.currentContext;
+    if (ctx == null) return null;
+    return AppLocalizations.of(ctx);
+  }
 }
 
 const List<String> _paymentLikeKeywords = [
@@ -501,7 +518,7 @@ String _isoExtractServiceName(String body, String sender) {
 
 String _isoExtractServiceNameFromSender(String sender) {
   if (RegExp(r'^\d+$').hasMatch(sender)) {
-    return '알 수 없는 서비스';
+    return _unknownServiceLabel();
   }
   return sender.replaceAll(RegExp(r'[^\w\s가-힣]'), '').trim();
 }
@@ -576,13 +593,14 @@ Map<String, List<Map<String, dynamic>>> _groupMessagesByIdentifier(
     final address = (sms['address'] as String?)?.trim();
     final sender = (sms['sender'] as String?)?.trim();
 
+    final unknownLabel = _unknownServiceLabel();
     String key = (serviceName != null &&
             serviceName.isNotEmpty &&
-            serviceName != '알 수 없는 서비스')
+            serviceName != unknownLabel)
         ? serviceName
         : (address?.isNotEmpty == true
             ? address!
-            : (sender?.isNotEmpty == true ? sender! : 'unknown'));
+            : (sender?.isNotEmpty == true ? sender! : unknownLabel));
 
     groups.putIfAbsent(key, () => []).add(sms);
   }
@@ -602,6 +620,12 @@ class _RepeatDetectionResult {
 
 enum _MatchType { none, monthly, yearly, identical }
 
+String _unknownServiceLabel() {
+  final ctx = navigatorKey.currentContext;
+  if (ctx == null) return 'Unknown service';
+  return AppLocalizations.of(ctx).unknownService;
+}
+
 class _MatchedPair {
   _MatchedPair(this.first, this.second, this.type);
 

lib/services/sms_service.dart

@@ -2,6 +2,8 @@ import 'package:flutter/foundation.dart' show kIsWeb;
 import 'package:flutter/services.dart';
 import 'package:permission_handler/permission_handler.dart' as permission;
 import '../utils/platform_helper.dart';
+import '../l10n/app_localizations.dart';
+import '../navigator_key.dart';
 
 class SMSService {
   static const platform = MethodChannel('com.submanager/sms');
@@ -37,14 +39,24 @@ class SMSService {
 
     try {
       if (!await hasSMSPermission()) {
-        throw Exception('SMS 권한이 없습니다.');
+        final loc = _loc();
+        throw Exception(
+            loc?.smsPermissionRequired ?? 'SMS permission required.');
       }
 
       final List<dynamic> result =
           await platform.invokeMethod('scanSubscriptions');
       return result.map((item) => item as Map<String, dynamic>).toList();
     } on PlatformException catch (e) {
-      throw Exception('SMS 스캔 중 오류 발생: ${e.message}');
+      final loc = _loc();
+      throw Exception(loc?.smsScanErrorWithMessage(e.message ?? '') ??
+          'Error occurred during SMS scan: ${e.message}');
     }
   }
+
+  static AppLocalizations? _loc() {
+    final ctx = navigatorKey.currentContext;
+    if (ctx == null) return null;
+    return AppLocalizations.of(ctx);
+  }
 }

lib/theme/ui_constants.dart

@@ -1,7 +1,10 @@
 class UIConstants {
   static const double pageHorizontalPadding = 16;
   static const double adVerticalPadding = 12;
-  static const double adCardHeight = 88;
+  static const double nativeAdWidth = 320;
+  static const double nativeAdHeight = 300;
+  static const double nativeAdAspectRatio = nativeAdWidth / nativeAdHeight;
+  static const double pageTopPadding = 40;
   static const double cardRadius = 16;
   static const double cardOutlineAlpha = 0.5; // for outline color alpha
 }

lib/utils/sms_scan/date_formatter.dart

@@ -35,7 +35,7 @@ class SmsDateFormatter {
       );
     }
 
-    return '다음 결제일 확인 필요 (과거 날짜)';
+    return AppLocalizations.of(context).nextBillingDatePastRequired;
   }
 
   // 미래 날짜 처리

lib/widgets/add_subscription/add_subscription_event_section.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import '../../controllers/add_subscription_controller.dart';
+import '../../l10n/app_localizations.dart';
 import '../common/form_fields/currency_input_field.dart';
 import '../common/form_fields/date_picker_field.dart';
 // import '../../theme/app_colors.dart';
@@ -72,23 +73,9 @@ class AddSubscriptionEventSection extends StatelessWidget {
                       const SizedBox(width: 12),
                       Builder(
                         builder: (context) {
-                          final locale = Localizations.localeOf(context);
+                          final loc = AppLocalizations.of(context);
-                          String titleText;
-                          switch (locale.languageCode) {
-                            case 'ko':
-                              titleText = '이벤트 가격';
-                              break;
-                            case 'ja':
-                              titleText = 'イベント価格';
-                              break;
-                            case 'zh':
-                              titleText = '活动价格';
-                              break;
-                            default:
-                              titleText = 'Event Price';
-                          }
                           return Text(
-                            titleText,
+                            loc.eventPrice,
                             style: TextStyle(
                               fontSize: 18,
                               fontWeight: FontWeight.w700,
@@ -157,23 +144,8 @@ class AddSubscriptionEventSection extends StatelessWidget {
                             Expanded(
                               child: Builder(
                                 builder: (context) {
-                                  final locale =
+                                  final loc = AppLocalizations.of(context);
-                                      Localizations.localeOf(context);
+                                  final infoText = loc.eventPriceHint;
-                                  String infoText;
-                                  switch (locale.languageCode) {
-                                    case 'ko':
-                                      infoText = '할인 또는 프로모션 가격을 설정하세요';
-                                      break;
-                                    case 'ja':
-                                      infoText = '割引またはプロモーション価格を設定してください';
-                                      break;
-                                    case 'zh':
-                                      infoText = '设置折扣或促销价格';
-                                      break;
-                                    default:
-                                      infoText =
-                                          'Set up discount or promotion price';
-                                  }
                                   return Text(
                                     infoText,
                                     style: TextStyle(
@@ -195,26 +167,9 @@ class AddSubscriptionEventSection extends StatelessWidget {
                       // 이벤트 기간
                       Builder(
                         builder: (context) {
-                          final locale = Localizations.localeOf(context);
+                          final loc = AppLocalizations.of(context);
-                          String startLabel;
+                          final startLabel = loc.startDate;
-                          String endLabel;
+                          final endLabel = loc.endDate;
-                          switch (locale.languageCode) {
-                            case 'ko':
-                              startLabel = '시작일';
-                              endLabel = '종료일';
-                              break;
-                            case 'ja':
-                              startLabel = '開始日';
-                              endLabel = '終了日';
-                              break;
-                            case 'zh':
-                              startLabel = '开始日期';
-                              endLabel = '结束日期';
-                              break;
-                            default:
-                              startLabel = 'Start Date';
-                              endLabel = 'End Date';
-                          }
                           return DateRangePickerField(
                             startDate: controller.eventStartDate,
                             endDate: controller.eventEndDate,
@@ -245,37 +200,13 @@ class AddSubscriptionEventSection extends StatelessWidget {
                       // 이벤트 가격
                       Builder(
                         builder: (BuildContext innerContext) {
-                          // 현재 로케일 확인
+                          final loc = AppLocalizations.of(innerContext);
-                          final currentLocale =
-                              Localizations.localeOf(innerContext);
-
-                          // 로케일에 따라 직접 텍스트 설정
-                          String eventPriceLabel;
-                          String eventPriceHint;
-
-                          switch (currentLocale.languageCode) {
-                            case 'ko':
-                              eventPriceLabel = '이벤트 가격';
-                              eventPriceHint = '할인된 가격을 입력하세요';
-                              break;
-                            case 'ja':
-                              eventPriceLabel = 'イベント価格';
-                              eventPriceHint = '割引価格を入力してください';
-                              break;
-                            case 'zh':
-                              eventPriceLabel = '活动价格';
-                              eventPriceHint = '输入折扣价格';
-                              break;
-                            default:
-                              eventPriceLabel = 'Event Price';
-                              eventPriceHint = 'Enter discounted price';
-                          }
 
                           return CurrencyInputField(
                             controller: controller.eventPriceController,
                             currency: controller.currency,
-                            label: eventPriceLabel,
+                            label: loc.eventPrice,
-                            hintText: eventPriceHint,
+                            hintText: loc.eventPriceHint,
                             enabled: controller.isEventActive,
                             // 이벤트 비활성화 시 검증을 건너뛰어 저장이 막히지 않도록 처리
                             validator:

lib/widgets/home_content.dart

@@ -9,7 +9,7 @@ import '../providers/subscription_provider.dart';
 import '../utils/subscription_grouping_helper.dart';
 import '../widgets/empty_state_widget.dart';
 import '../widgets/main_summary_card.dart';
-import '../widgets/native_ad_widget.dart';
+import '../theme/ui_constants.dart';
 import '../widgets/subscription_list_widget.dart';
 
 class HomeContent extends StatefulWidget {
@@ -115,13 +115,8 @@ class _HomeContentState extends State<HomeContent> {
         controller: widget.scrollController,
         physics: const BouncingScrollPhysics(),
         slivers: [
-          SliverToBoxAdapter(
-            child: SizedBox(
-              height: kToolbarHeight + MediaQuery.of(context).padding.top,
-            ),
-          ),
           const SliverToBoxAdapter(
-            child: NativeAdWidget(key: ValueKey('home_ad')),
+            child: SizedBox(height: UIConstants.pageTopPadding),
           ),
           SliverToBoxAdapter(
             child: SlideTransition(

lib/widgets/native_ad_widget.dart

@@ -11,7 +11,16 @@ import '../theme/ui_constants.dart';
 /// SRP에 따라 광고 전용 위젯으로 분리
 class NativeAdWidget extends StatefulWidget {
   final bool useOuterPadding; // true이면 외부에서 페이지 패딩을 제공
-  const NativeAdWidget({super.key, this.useOuterPadding = false});
+  final TemplateType? templateTypeOverride;
+  final double? aspectRatioOverride;
+  final MediaAspectRatio? mediaAspectRatioOverride;
+  const NativeAdWidget({
+    super.key,
+    this.useOuterPadding = false,
+    this.templateTypeOverride,
+    this.aspectRatioOverride,
+    this.mediaAspectRatioOverride,
+  });
 
   @override
   State<NativeAdWidget> createState() => _NativeAdWidgetState();
@@ -58,10 +67,14 @@ class _NativeAdWidgetState extends State<NativeAdWidget> {
         adUnitId: _testAdUnitId(), // 실제 광고 단위 ID
         // 네이티브 템플릿을 사용하면 NativeAdFactory 등록 없이도 동작합니다.
         nativeTemplateStyle: NativeTemplateStyle(
-          templateType: TemplateType.small,
+          templateType: widget.templateTypeOverride ?? TemplateType.medium,
           mainBackgroundColor: const Color(0x00000000),
           cornerRadius: 12,
         ),
+        nativeAdOptions: NativeAdOptions(
+          mediaAspectRatio:
+              widget.mediaAspectRatioOverride ?? MediaAspectRatio.square,
+        ),
         request: const AdRequest(),
         listener: NativeAdListener(
           onAdLoaded: (ad) {
@@ -129,12 +142,19 @@ class _NativeAdWidgetState extends State<NativeAdWidget> {
     super.dispose();
   }
 
+  double _adSlotHeight(double availableWidth) {
+    final safeWidth =
+        availableWidth > 0 ? availableWidth : UIConstants.nativeAdWidth;
+    final aspectRatio =
+        widget.aspectRatioOverride ?? UIConstants.nativeAdAspectRatio;
+    return safeWidth / aspectRatio;
+  }
+
   /// 웹용 광고 플레이스홀더 위젯
-  Widget _buildWebPlaceholder() {
+  Widget _buildWebPlaceholder(double slotHeight, double horizontalPadding) {
     return Padding(
       padding: EdgeInsets.symmetric(
-        horizontal:
+        horizontal: horizontalPadding,
-            widget.useOuterPadding ? 0 : UIConstants.pageHorizontalPadding,
         vertical: UIConstants.adVerticalPadding,
       ),
       child: Card(
@@ -143,7 +163,7 @@ class _NativeAdWidgetState extends State<NativeAdWidget> {
           borderRadius: BorderRadius.zero,
         ),
         child: Container(
-          height: UIConstants.adCardHeight,
+          height: slotHeight,
           padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
           child: Row(
             children: [
@@ -232,9 +252,19 @@ class _NativeAdWidgetState extends State<NativeAdWidget> {
       return const SizedBox.shrink();
     }
 
+    return LayoutBuilder(
+      builder: (context, constraints) {
+        final double horizontalPadding =
+            widget.useOuterPadding ? 0.0 : UIConstants.pageHorizontalPadding;
+        final availableWidth = (constraints.maxWidth.isFinite
+                ? constraints.maxWidth
+                : MediaQuery.of(context).size.width) -
+            (horizontalPadding * 2);
+        final double slotHeight = _adSlotHeight(availableWidth);
+
         // 웹 환경인 경우 플레이스홀더 표시
         if (kIsWeb) {
-      return _buildWebPlaceholder();
+          return _buildWebPlaceholder(slotHeight, horizontalPadding);
         }
 
         // Android/iOS가 아닌 경우 광고 위젯을 렌더링하지 않음
@@ -244,19 +274,18 @@ class _NativeAdWidgetState extends State<NativeAdWidget> {
 
         if (_error != null) {
           // 실패 시에도 동일 높이의 플레이스홀더를 유지하여 레이아웃 점프 방지
-      return _buildWebPlaceholder();
+          return _buildWebPlaceholder(slotHeight, horizontalPadding);
         }
 
         if (!_isLoaded) {
           // 로딩 중에도 실제 광고와 동일한 높이의 스켈레톤을 유지
-      return _buildWebPlaceholder();
+          return _buildWebPlaceholder(slotHeight, horizontalPadding);
         }
 
         // 광고 정상 노출
         return Padding(
           padding: EdgeInsets.symmetric(
-        horizontal:
+            horizontal: horizontalPadding,
-            widget.useOuterPadding ? 0 : UIConstants.pageHorizontalPadding,
             vertical: UIConstants.adVerticalPadding,
           ),
           child: Card(
@@ -265,10 +294,12 @@ class _NativeAdWidgetState extends State<NativeAdWidget> {
               borderRadius: BorderRadius.zero,
             ),
             child: SizedBox(
-          height: UIConstants.adCardHeight,
+              height: slotHeight,
               child: AdWidget(ad: _nativeAd!),
             ),
           ),
         );
+      },
+    );
   }
 }

lib/widgets/sms_scan/scan_initial_widget.dart

@@ -19,9 +19,6 @@ class ScanInitialWidget extends StatelessWidget {
   Widget build(BuildContext context) {
     return Column(
       children: [
-        // 광고 위젯 추가
-        const NativeAdWidget(key: ValueKey('sms_scan_start_ad')),
-        const SizedBox(height: 48),
         Padding(
           padding: const EdgeInsets.symmetric(horizontal: 16.0),
           child: Column(
@@ -64,6 +61,8 @@ class ScanInitialWidget extends StatelessWidget {
             ],
           ),
         ),
+        const SizedBox(height: 32),
+        const NativeAdWidget(key: ValueKey('sms_scan_start_ad')),
       ],
     );
   }

lib/widgets/sms_scan/scan_loading_widget.dart

@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import '../../widgets/native_ad_widget.dart';
 import '../../widgets/themed_text.dart';
 import '../../l10n/app_localizations.dart';
 
@@ -8,14 +7,12 @@ class ScanLoadingWidget extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return Column(
+    return SizedBox.expand(
-      children: [
+      child: Padding(
-        const NativeAdWidget(key: ValueKey('sms_scan_loading_ad')),
-        const SizedBox(height: 48),
-        Padding(
         padding: const EdgeInsets.symmetric(horizontal: 16.0),
         child: Column(
           mainAxisAlignment: MainAxisAlignment.center,
+          crossAxisAlignment: CrossAxisAlignment.center,
           children: [
             CircularProgressIndicator(
               color: Theme.of(context).colorScheme.primary,
@@ -24,17 +21,18 @@ class ScanLoadingWidget extends StatelessWidget {
             ThemedText(
               AppLocalizations.of(context).scanningMessages,
               forceDark: true,
+              textAlign: TextAlign.center,
             ),
             const SizedBox(height: 8),
             ThemedText(
               AppLocalizations.of(context).findingSubscriptions,
               opacity: 0.7,
               forceDark: true,
+              textAlign: TextAlign.center,
             ),
           ],
         ),
       ),
-      ],
     );
   }
 }

lib/widgets/sms_scan/subscription_card_widget.dart

@@ -10,7 +10,6 @@ import '../../widgets/common/buttons/secondary_button.dart';
 import '../../widgets/common/form_fields/base_text_field.dart';
 import '../../widgets/common/form_fields/category_selector.dart';
 import '../../widgets/common/snackbar/app_snackbar.dart';
-import '../../widgets/native_ad_widget.dart';
 import '../../widgets/payment_card/payment_card_selector.dart';
 import '../../services/currency_util.dart';
 import '../../utils/sms_scan/date_formatter.dart';
@@ -87,9 +86,6 @@ class _SubscriptionCardWidgetState extends State<SubscriptionCardWidget> {
     return Column(
       crossAxisAlignment: CrossAxisAlignment.stretch,
       children: [
-        // 광고 위젯 추가
-        const NativeAdWidget(key: ValueKey('sms_scan_result_ad')),
-        const SizedBox(height: 16),
         if (_hasRawSmsMessage)
           Padding(
             padding: const EdgeInsets.symmetric(horizontal: 16.0),

lib/widgets/subscription_list_widget.dart

@@ -13,6 +13,8 @@ import './common/snackbar/app_snackbar.dart';
 import '../l10n/app_localizations.dart';
 import '../utils/logger.dart';
 import '../utils/subscription_grouping_helper.dart';
+import 'native_ad_widget.dart';
+import 'package:google_mobile_ads/google_mobile_ads.dart';
 
 /// 카테고리별로 구독 목록을 표시하는 위젯
 class SubscriptionListWidget extends StatelessWidget {
@@ -28,38 +30,14 @@ class SubscriptionListWidget extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     final sections = groups;
+    int itemCounter = 0;
+    final List<Widget> children = [];
 
-    return SliverList(
+    for (final group in sections) {
-      delegate: SliverChildBuilderDelegate(
-        (context, index) {
-          final group = sections[index];
       final subscriptions = group.subscriptions;
+      final List<Widget> subscriptionItems = [];
 
-          return Padding(
+      for (var subIndex = 0; subIndex < subscriptions.length; subIndex++) {
-            padding: const EdgeInsets.only(bottom: 8.0),
-            child: Column(
-              crossAxisAlignment: CrossAxisAlignment.start,
-              children: [
-                SubscriptionGroupHeader(
-                  group: group,
-                  subscriptionCount: subscriptions.length,
-                  totalCostUSD: _calculateTotalByCurrency(subscriptions, 'USD'),
-                  totalCostKRW: _calculateTotalByCurrency(subscriptions, 'KRW'),
-                  totalCostJPY: _calculateTotalByCurrency(subscriptions, 'JPY'),
-                  totalCostCNY: _calculateTotalByCurrency(subscriptions, 'CNY'),
-                ),
-                // 카테고리별 구독 목록
-                FadeTransition(
-                  opacity: Tween<double>(begin: 0.0, end: 1.0).animate(
-                      CurvedAnimation(
-                          parent: fadeController, curve: Curves.easeIn)),
-                  child: ListView.builder(
-                    physics: const NeverScrollableScrollPhysics(),
-                    shrinkWrap: true,
-                    padding: const EdgeInsets.symmetric(horizontal: 16),
-                    cacheExtent: 500,
-                    itemCount: subscriptions.length,
-                    itemBuilder: (context, subIndex) {
         // 각 구독의 지연값 계산 (순차적으로 나타나도록)
         final delay = 0.05 * subIndex;
         const animationBegin = 0.2;
@@ -68,20 +46,20 @@ class SubscriptionListWidget extends StatelessWidget {
         final intervalEnd = intervalStart + 0.4;
 
         // 간격 계산 (0.0~1.0 사이의 값으로 정규화)
-                      final intervalStartNormalized =
+        final intervalStartNormalized = intervalStart.clamp(0.0, 0.9);
-                          intervalStart.clamp(0.0, 0.9);
         final intervalEndNormalized = intervalEnd.clamp(0.1, 1.0);
 
-                      return FadeTransition(
+        subscriptionItems.add(
-                        opacity: Tween<double>(
+          FadeTransition(
-                                begin: animationBegin, end: animationEnd)
+            opacity: Tween<double>(begin: animationBegin, end: animationEnd)
                 .animate(CurvedAnimation(
                     parent: fadeController,
-                                curve: Interval(intervalStartNormalized,
+                    curve: Interval(
-                                    intervalEndNormalized,
+                        intervalStartNormalized, intervalEndNormalized,
                         curve: Curves.easeOut))),
             child: Padding(
-                          padding: const EdgeInsets.only(bottom: 12.0),
+              padding:
+                  const EdgeInsets.symmetric(horizontal: 16, vertical: 6.0),
               child: StaggeredAnimationItem(
                 index: subIndex,
                 delay: const Duration(milliseconds: 50),
@@ -92,30 +70,24 @@ class SubscriptionListWidget extends StatelessWidget {
                     onTap: () {
                       Log.d(
                           '[SubscriptionListWidget] SwipeableSubscriptionCard onTap 호출됨');
-                                  AppNavigator.toDetail(
+                      AppNavigator.toDetail(context, subscriptions[subIndex]);
-                                      context, subscriptions[subIndex]);
                     },
                     onDelete: () async {
                       // 현재 로케일에 맞는 서비스명 가져오기
-                                  final localeProvider =
+                      final localeProvider = Provider.of<LocaleProvider>(
-                                      Provider.of<LocaleProvider>(
                         context,
                         listen: false,
                       );
-                                  final locale =
+                      final locale = localeProvider.locale.languageCode;
-                                      localeProvider.locale.languageCode;
                       final displayName =
-                                      await SubscriptionUrlMatcher
+                          await SubscriptionUrlMatcher.getServiceDisplayName(
-                                          .getServiceDisplayName(
+                        serviceName: subscriptions[subIndex].serviceName,
-                                    serviceName:
-                                        subscriptions[subIndex].serviceName,
                         locale: locale,
                       );
 
                       // 삭제 확인 다이얼로그 표시
                       if (!context.mounted) return;
-                                  final shouldDelete =
+                      final shouldDelete = await DeleteConfirmationDialog.show(
-                                      await DeleteConfirmationDialog.show(
                         context: context,
                         serviceName: displayName,
                       );
@@ -123,8 +95,7 @@ class SubscriptionListWidget extends StatelessWidget {
 
                       if (shouldDelete) {
                         // 사용자가 확인한 경우에만 삭제 진행
-                                    final provider =
+                        final provider = Provider.of<SubscriptionProvider>(
-                                        Provider.of<SubscriptionProvider>(
                           context,
                           listen: false,
                         );
@@ -146,19 +117,48 @@ class SubscriptionListWidget extends StatelessWidget {
                 ),
               ),
             ),
+          ),
         );
-                    },
+
+        itemCounter++;
+        if ((itemCounter - 1) % 10 == 0) {
+          subscriptionItems.add(
+            NativeAdWidget(
+              key: ValueKey('home_list_ad_$itemCounter'),
+              aspectRatioOverride: 320 / 80,
+              mediaAspectRatioOverride: MediaAspectRatio.landscape,
+              templateTypeOverride: TemplateType.small,
             ),
+          );
+        }
+      }
+
+      children.add(
+        Padding(
+          padding: const EdgeInsets.only(bottom: 8.0),
+          child: Column(
+            crossAxisAlignment: CrossAxisAlignment.start,
+            children: [
+              SubscriptionGroupHeader(
+                group: group,
+                subscriptionCount: subscriptions.length,
+                totalCostUSD: _calculateTotalByCurrency(subscriptions, 'USD'),
+                totalCostKRW: _calculateTotalByCurrency(subscriptions, 'KRW'),
+                totalCostJPY: _calculateTotalByCurrency(subscriptions, 'JPY'),
+                totalCostCNY: _calculateTotalByCurrency(subscriptions, 'CNY'),
               ),
+              ...subscriptionItems,
             ],
           ),
-          );
-        },
-        childCount: sections.length,
         ),
       );
     }
 
+    return SliverList(
+      delegate: SliverChildListDelegate(children),
+    );
+  }
+
   /// 특정 통화의 총 합계를 계산합니다.
   double _calculateTotalByCurrency(
       List<SubscriptionModel> subscriptions, String currency) {