QuanQuan Compressor

A powerful, privacy-focused image compression app built with Flutter. Compress images locally on your device with no data collection or cloud uploads.

✨ Features

• 🖼️ Batch Processing - Compress up to 50 images at once
• 🎚️ Quality Control - Customizable compression ratio (10-100%)
• 📁 Multiple Formats - Support for JPG, PNG, and WebP output
• 👁️ Live Preview - Compare before and after compression
• ✂️ Image Cropping - Crop images with aspect ratio options
• 📏 Dimension Limits - Optionally resize images to max width/height
• 🎨 Color Depth Control - Reduce colors for additional compression
• 💾 Flexible Storage - Save to photo album or custom folder
• 📋 EXIF Preservation - Optionally keep image metadata
• 📜 Compression History - Track all your compressed images
• 🌍 Multi-language Support - English, Chinese (Simplified/Traditional), French, German, Spanish, Japanese
• 🌓 Theme Options - Light, Dark, or System-based themes
• 🔒 100% Offline - No network requests, complete privacy

🔒 Privacy First

QuanQuan Compressor is designed with privacy as a core principle:

• ✅ No data collection - We don't collect any personal information
• ✅ No cloud uploads - All processing happens locally on your device
• ✅ No analytics - No tracking or third-party analytics
• ✅ No ads - Completely ad-free experience
• ✅ Fully offline - Works without internet connection

📱 Screenshots

Coming soon

🛠️ Tech Stack

• Framework: Flutter 3.10+
• State Management: Riverpod
• Image Processing: flutter_image_compress
• Image Picker: wechat_assets_picker
• Image Cropping: image_cropper
• Localization: Flutter Intl (ARB files)

🚀 Getting Started

Prerequisites

• Flutter SDK 3.10.4 or higher
• Dart SDK 3.10.4 or higher
• Android Studio / VS Code

Installation

1. Clone the repository:

git clone https://github.com/yourusername/quanquanimagecompressor.git
cd quanquanimagecompressor

2. Install dependencies:

flutter pub get

3. Generate localization files:

flutter gen-l10n

4. Run the app:

flutter run

Building for Production

Android APK

./build_prod.sh

Android App Bundle

./build_aab.sh

📦 Supported Platforms

Platform	Status
Android	✅ Supported
iOS	🚧 Coming Soon
Web	🚧 Planned

🤝 Contributing

Contributions are welcome! Please feel free to submit a Pull Request.

📄 License

This project is private and not open for distribution without permission.

📧 Contact

For questions or feedback, please open an issue or contact us directly.

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Made with ❤️ using Flutter