Why turn a AVIF into a WebP
WebP is read by every current browser and by much more desktop software than AVIF, while staying far smaller than PNG or JPG. It is the middle ground when AVIF is too new for whatever has to open the file.
Convert AVIF to WebP
Trade a little size for a format more things can read.
This file stays on your device
Drop files here
Up to 30.0 MB
Lower makes a smaller file.
What the change costs
The file grows, usually by something between a third and a half, and the picture goes through a second compression.
When to do something else
If the file is going to a person rather than a page, PNG or JPG will give you the least trouble.