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Convert AVIF to WebP

Free AVIF to WebP converter that runs in your browser. No upload, no signup, no watermark. Files never leave your device.

Conversion Successful
100% local. Your file is processed in this tab and never uploaded.

How to Convert AVIF to WEBP

  1. 1

    Drop your AVIF file

    Drag it into the converter above, or click to browse. Nothing is uploaded.

  2. 2

    Adjust settings (optional)

    Crop, resize, rotate, or set quality from the sliders icon.

  3. 3

    Convert and download

    WEBP is preselected. The file converts in this tab and downloads when done.

Why Convert AVIF to WEBP?

AVIF and WebP are both modern, but they aren't interchangeable in the wild. WebP has a few more years of adoption behind it, so a CMS, an ad platform, or an older phone will sometimes take WebP while choking on AVIF.

The fix is simple. Convert when a tool wants the more familiar format, and you stay efficient while widening the set of software that can actually read the file.

AVIF
WEBP
Compression
Lossy or lossless
Compression
Lossy or lossless
Transparency
Yes
Transparency
Yes
Max colors
10/12-bit HDR
Max colors
16.7 million
Animation
Yes
Animation
Yes
Browser support
Modern browsers (2022+)
Browser support
97%+ (modern browsers)
Typical use
Web images
Typical use
Web images

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Frequently Asked Questions

Is WebP smaller than AVIF?
Usually the other way around: AVIF tends to be 20 to 30 percent smaller than WebP at equal quality. You would convert to WebP for compatibility, not to save space.
Will I lose quality going AVIF to WebP?
Both are lossy, so a re-encode costs a little. At high quality the change is minor, though for a pristine result it is best to keep the original source rather than chaining lossy formats.
Which format has wider browser support?
WebP, at roughly 97 percent of browsers in 2026 versus about 94 percent for AVIF. The difference is small but real on older Android and legacy enterprise setups.
Does the alpha channel carry over?
Yes. Both formats support transparency, so a transparent AVIF converts to a transparent WebP.
Is this conversion free, and is my file private?
Yes. The conversion runs in your browser tab, nothing is uploaded, and no account is needed. The only limit is size: 25 MB for this format. Bigger files route to the desktop app.

Standardizing mixed assets on WebP?

TeraConvert Desktop converts a batch of AVIF files to WebP in one pass, fully local on your Mac.

Get TeraConvert for MacFree to download. This format unlocks with Pro.