Preview of your app on various device screen configurations from one of your devices and save time when adapting your app visuals for various form factors.

Targeted features :

• Preview any device from any device
• Change device orientation
• Freeform device with adjustable resolution and safe areas
• Dynamic system configuration : language, dark mode, text scaling factor
• Display device frames
• Keep the application state
• Take screenshots

void main() => runApp(
  DevicePreview(
    builder: (context) => MyApp(),
  ),
);

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      locale: DevicePreview.of(context).locale, // <--- Add the locale 
      builder: DevicePreview.appBuilder, // <--- Add the builder 
      title: 'Flutter Demo',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: MyHomePage(title: 'Flutter Demo Home Page'),
    );
  }
}

Can I use device preview with Desktop embedding ?

Yes, you just have to add thoses dependencies in your pubspec.yaml :

device_preview:
path_provider_fde:
  git:
    url: https://github.com/google/flutter-desktop-embedding/
    path: plugins/flutter_plugins/path_provider_fde

• Status bar
• Override WidgetsBinding
  • Simulate physical button
  • Simulate lifecycle events
• Storage explorer
• Add custom devices state
• Desktop devices
• TV devices
• Documentation
• Clean code