APNG to AVIF Converter

Convert APNG images to AVIF in a browser-only batch. Files and results are never uploaded.

Common output settings

Advanced settings

Use lossless encoding when supported

The batch workspace is ready. Image encoding becomes available after the verified browser engine is loaded.

APNG decode → normalized image frames → AVIF encode

APNG input is read as PNG-compatible frames with frame delays, looping, and full alpha.

AVIF output favors small files and supports alpha and animation, but encoding can take longer.