A minimalist and optinionated Android app for offline/on-device JPEG/PNG compression. Features: - Browse and select image folders - 3 built-in quality levels for MozJPEG and Jpegli - "Smart" filter to skip well-compressed images - Preview estimated savings before applying compression Options: - EXIF metadata preservation - PNG to JPEG conversion Encoders: - mozjpeg: Mozilla's optimized JPEG encoder - jpegli: Google's high-quality JPEG encoder from libjxl This app requires no internet access and processes all images locally on your device.