WebP to AVIF
Re-encode WebP as AVIF when the page or CDN already serves AVIF. More compact than WebP; encoding is slower. Transparency stays when the WebP had it. Animated WebP is rejected. No account. Files are deleted within 1 hour.
Drop images here
You can also paste from the clipboard.
- WebP
Up to 10 files, 20 MB each.
WebP into AVIF when the site already serves it
You already have WebP and want a smaller AVIF for a page or CDN that opens it. AVIF is usually more compact; encoding is slower than staying on WebP.
JPEG sources belong on JPG to AVIF. PNG with alpha priority belongs on PNG to AVIF. Need to go back? AVIF to WebP. A portal that rejects modern formats wants WebP to JPG.
How to convert WebP to AVIF
- Drop WebP files.
- Convert. Wait if the queue is busy — AVIF takes more CPU.
- Download AVIF.
- Delete when you have the files.
What this page will not do
Animated WebP is rejected. Still frames only.
No AI upscale, no remove-background, no RAW/TIFF/PSD.
HDR becomes a standard 8-bit AVIF. The encode is lossy.
Questions
Does transparency stay?
Yes, when the WebP had alpha.
Why is it slow?
AVIF takes more CPU than WebP. Effort is capped so the VPS stays usable.
Animated WebP?
Rejected. Export a still first.
JPEG or PNG instead?
Photos: JPG to AVIF. Logos/alpha: PNG to AVIF.
Need WebP again?
Old portal?
Can I convert several files at once?
Up to 10, 20 MB each.
How long do you keep the files?
Originals and AVIFs are deleted within 1 hour, or immediately if you press delete now.