Kompact - Image converter

Kompact keeps your image compression workflow on-device. Pick multiple files through the Android document picker, choose the target quality, size, and output format, and review a detailed report for every photo before exporting. Everything runs offline. Highlights: • Compress JPEG, PNG, WebP, BMP, GIF, TIF, HEIF, HEIC, AVIF, JXL and others images in batches with adjustable quality, max size, and format. • SAF picker with multi-selection, per-file status, and delta preview. • Modern interface with light/dark modes and automatic export to Pictures/Kompact or any folder you choose. • Works completely offline. Kompact is open-source (AGPL-3.0-or-later).