Are my images uploaded anywhere?

No. This converter runs completely in your browser — your files never leave your device. TinyPresso's Mac app works the same way: 100% offline.

Does converting AVIF to WebP lose quality?

WebP conversion here uses a high quality setting (92%), which is visually indistinguishable for photos and graphics.

Free AVIF to WebP converter

Drop your AVIF images below and download them as WebP — the conversion happens entirely in your browser, so your files never leave your device. No sign-up, no watermarks, no limits.

Drop AVIF images here

Converted to WebP in your browser — nothing is uploaded

Why convert AVIF to WebP?

Both are modern web formats; WebP has been around longer, and some tools and pipelines only accept WebP.

Good to know

Private by design. The converter above runs entirely in your browser — your images never leave your device.
Quality. Conversion uses a high quality setting (92%) — visually indistinguishable for photos and graphics.
Batches welcome. Drop as many files as you like — there's no limit and no queue.

Need more than a few files?

The free TinyPresso app for macOS converts AVIF to WebP in unlimited batches and compresses the results at the same time — drag a whole folder in, press Compress, done. It runs 100% offline, so client work and personal photos stay on your Mac. It also handles reducing image file size in general.

Related converters

TinyPresso converts and compresses images right on your Mac — free, offline, no limits.

Get TinyPresso for Mac