100% Client-side

AVIF to WebP Converter

Convert AVIF files to WebP format instantly in your browser. Nothing uploaded, no limits.

or drop them here

Convert as many files as you want at once

How to use

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1. Upload AVIF

Select one or more AVIF files from your device.

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2. Auto-convert

Files are converted to WebP in your browser instantly.

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3. Download

Save your WebP files individually or all at once.

Are my AVIF files uploaded?

No. Conversion runs entirely in your browser. Files never leave your device.

Is there a limit on how many files I can convert?

No. Convert as many files as you want at once.

Will the WebP file lose quality?

PNG and WebP conversions are lossless, no quality is lost.

Is this free?

Yes. IyonM is completely free with no limits and no signup required.