Professional PDF Compressor, Image Compressor & Image Resizer for Android.
CompressKit is a fast, lightweight, and completely offline Android application designed to compress PDFs, optimize images, and resize photos with custom dimensions and DPI. Built with Kotlin and Material Design 3, it provides a clean interface, high-speed processing, and complete privacy by processing files directly on your device.
Download the latest version from our official website:
https://simple-edit.netlify.app/
- Compress PDF files
- Set custom target file size
- High-quality PDF optimization
- Fast offline processing
- Maintain document readability
- Compress JPG, JPEG, PNG & WEBP
- Adjustable compression quality
- Reduce image size without significant quality loss
- Fast image optimization
- High-quality output
- Resize images to custom width & height
- Set custom DPI
- Lock Aspect Ratio
- Ready for forms and websites
- Passport & document photo support
- High-quality resized images
- JPG
- JPEG
- PNG
- WEBP
- 100% Offline
- No Internet Required
- No Watermark
- Fast Processing
- Material Design 3 UI
- Light & Dark Theme
- Secure File Handling
- Privacy Focused
- Android 8.0 (API 26) or above
- Download the latest APK.
- Install it on your Android device.
- Open CompressKit.
- Select your preferred tool.
- Choose your file.
- Compress or resize.
- Save or share the output.
- Kotlin
- Android SDK
- Material Design 3
- AndroidX
- Kotlin Coroutines
- Storage Access Framework (SAF)
- MediaStore API
- FileProvider
app/
gradle/
README.md
build.gradle
settings.gradle
gradle.properties
- PDF Compressor
- Image Compressor
- Image Resizer
CompressKit processes all files locally on your device.
Your PDFs and images are never uploaded to any server.
Your data always remains private.
https://simple-edit.netlify.app/
Download the latest version from:
https://simple-edit.netlify.app/
Contributions are welcome!
If you find a bug or have an idea for a new feature, feel free to open an Issue or submit a Pull Request.
If you like CompressKit, please consider giving this repository a ⭐ on GitHub.
Your support helps improve the project.
Lk Bunkar
Official Website:
https://simple-edit.netlify.app/
GitHub:
This project is licensed under the MIT License.
Thank you for using CompressKit.
We hope it helps you compress PDFs, optimize images, and resize photos quickly while keeping your files completely private.
© 2026 Lk Bunkar. All Rights Reserved.