AVIF Image Converter & Compressor
Convert and compress images as AVIF using a local codec. Adjust quality and maximum width, preview the result and download without AI credits.
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AVIF is encoded locally using WebAssembly. Large images may take longer. Animation is not preserved.
About AVIF Converter & Compressor
Tune an AVIF export for a smaller image asset. The quality and maximum-width controls affect visual detail, encoded size and processing time. Compare the downloaded size with the source instead of assuming every AVIF export will be smaller.
How to use this tool
01 · Prepare your input
Choose a supported image from your device, or try the built-in sample.
02 · Tune the AVIF export
Select AVIF output, adjust quality and optionally limit the maximum width.
03 · Review the result
Convert and compress, compare the encoded file size and download the result.
Before you download.
What to know about AVIF Converter & Compressor.
Why can AVIF take longer to encode?
AVIF encoding uses a local WebAssembly codec. Large images and slower devices need more time and memory. Animation is not preserved.
Are my files uploaded for processing?
No. File contents are processed in your browser. The site, codecs and any required models still need to load over the network; local results depend on your device and browser.