aviffy

Convert AVIF images to JPEG entirely in your browser. Your files never leave this device.

This browser cannot run aviffy (missing AVIF decoding or OffscreenCanvas support). Try a current version of Chrome, Firefox, or Safari.

Drop .avif files here

or tap to browse

JPEG quality 90

Decoded and encoded locally — no upload, no server, no tracking.

Prefer a terminal? aviffy is also a C++ CLI tool.