diff --git a/lib/app.dart b/lib/app.dart
index 48844a4..ea3bf9a 100644
--- a/lib/app.dart
+++ b/lib/app.dart
@@ -4,6 +4,8 @@ import 'features/meal_planner/presentation/pages/meal_planner_page.dart';
 import 'features/converter/presentation/pages/converter_page.dart';
 import 'features/shopping_list/presentation/pages/shopping_list_page.dart';
 import 'features/guide/presentation/widgets/info_bottom_sheet.dart';
+import 'shared/services/update_service.dart';
+import 'shared/services/url_launcher_service.dart';
 
 class BitePlanApp extends StatelessWidget {
   const BitePlanApp({super.key});
@@ -31,6 +33,8 @@ class _MainScaffoldState extends State<_MainScaffold> {
   late final List<Widget> _pages;
 
   static const _titles = ['Piano Pasti', 'Convertitore', 'Lista della spesa'];
+  static const _releasesUrl =
+      'https://github.com/davide3011/biteplan/releases/latest';
 
   @override
   void initState() {
@@ -42,6 +46,38 @@ class _MainScaffoldState extends State<_MainScaffold> {
       const ConverterPage(),
       const ShoppingListPage(),
     ];
+    UpdateService.checkUpdate().then((newVersion) {
+      if (newVersion != null && mounted) {
+        _showUpdateDialog(newVersion);
+      }
+    });
+  }
+
+  void _showUpdateDialog(String newVersion) {
+    showDialog<void>(
+      context: context,
+      builder: (ctx) => AlertDialog(
+        icon: const Icon(Icons.system_update_outlined, size: 32),
+        title: const Text('Aggiornamento disponibile'),
+        content: Text(
+          'È disponibile la versione $newVersion di BitePlan.\n'
+          'Vuoi scaricare il nuovo APK?',
+        ),
+        actions: [
+          TextButton(
+            onPressed: () => Navigator.of(ctx).pop(),
+            child: const Text('Più tardi'),
+          ),
+          FilledButton(
+            onPressed: () {
+              Navigator.of(ctx).pop();
+              UrlLauncherService.launch(_releasesUrl);
+            },
+            child: const Text('Scarica'),
+          ),
+        ],
+      ),
+    );
   }
 
   @override
diff --git a/lib/shared/services/update_service.dart b/lib/shared/services/update_service.dart
new file mode 100644
index 0000000..c27974b
--- /dev/null
+++ b/lib/shared/services/update_service.dart
@@ -0,0 +1,55 @@
+import 'dart:convert';
+import 'dart:io';
+
+import 'package:flutter/foundation.dart' show kIsWeb, visibleForTesting;
+
+import '../../core/constants/app_constants.dart';
+
+class UpdateService {
+  static const _apiUrl =
+      'https://api.github.com/repos/davide3011/biteplan/releases/latest';
+
+  /// Returns the latest version string if it's newer than the current version,
+  /// or null if already up to date or if the check fails.
+  static Future<String?> checkUpdate() async {
+    if (kIsWeb) return null;
+    try {
+      final client = HttpClient()
+        ..connectionTimeout = const Duration(seconds: 5);
+      final request = await client
+          .getUrl(Uri.parse(_apiUrl))
+          .timeout(const Duration(seconds: 5));
+      request.headers
+        ..set('Accept', 'application/vnd.github+json')
+        ..set('User-Agent', 'biteplan/$kAppVersion');
+      final response =
+          await request.close().timeout(const Duration(seconds: 5));
+      final body = await response.transform(utf8.decoder).join();
+      client.close();
+      if (response.statusCode != 200) return null;
+      final data = jsonDecode(body) as Map<String, dynamic>;
+      final tag = (data['tag_name'] as String).replaceFirst(RegExp(r'^v'), '');
+      return isNewer(tag, kAppVersion) ? tag : null;
+    } catch (_) {
+      return null;
+    }
+  }
+
+  @visibleForTesting
+  static bool isNewer(String remote, String local) {
+    final r = parseVersion(remote);
+    final l = parseVersion(local);
+    for (var i = 0; i < 3; i++) {
+      if (r[i] > l[i]) return true;
+      if (r[i] < l[i]) return false;
+    }
+    return false;
+  }
+
+  @visibleForTesting
+  static List<int> parseVersion(String v) {
+    final parts = v.split('.');
+    return List.generate(
+        3, (i) => i < parts.length ? (int.tryParse(parts[i]) ?? 0) : 0);
+  }
+}
diff --git a/lib/shared/services/url_launcher_service.dart b/lib/shared/services/url_launcher_service.dart
new file mode 100644
index 0000000..d78d6b1
--- /dev/null
+++ b/lib/shared/services/url_launcher_service.dart
@@ -0,0 +1,9 @@
+import 'package:flutter/services.dart';
+
+class UrlLauncherService {
+  static const _channel = MethodChannel('com.davide.biteplan/launcher');
+
+  static Future<void> launch(String url) async {
+    await _channel.invokeMethod<void>('launch', {'url': url});
+  }
+}