SmartInvoicePro is a professionally designed Flutter app template built for freelancers, small businesses, and developers who need a reliable offline invoice and expense management solution.

The app is fully offline-first and uses local storage, allowing users to create and manage invoices, track expenses, manage clients, and generate printable PDF invoices without any server dependency.

SmartInvoicePro features a clean and modern UI, smooth navigation, and a modular code structure that makes customization and future expansion easy. The template is suitable for Android, iOS, and Web platforms and follows Flutter best practices for performance and maintainability.

This app is ideal for developers looking to save development time and build production-ready business applications with a strong foundation.

• Create, edit, and manage invoices  
• Generate printable PDF invoices  
• Track expenses with categories  
• Client management linked to invoices  
• Multi-currency support  
• Offline-first local storage (no server required)  
• Dashboard with income and expense overview  
• Light and dark theme support  
• Clean and modern UI design  
• Flutter web compatible  
• Easy to customize and extend  

• Flutter SDK 3.19 or higher  
• Dart 3.4 or higher  
• Android Studio or VS Code  
• Basic Flutter knowledge for customization  

1. Extract the downloaded ZIP file.
2. Open the project in Android Studio or VS Code.
3. Run `flutter pub get` to install dependencies.
4. Run the app using `flutter run`.
5. Customize branding, features, and UI as needed.
6. Build for Android, iOS, or Web using Flutter build commands.