ConvertPix

Convert WebP to AVIF

Upgrade to the best compression available. AVIF offers 20% better compression than WebP with excellent quality.

100% Private
20% Smaller
No File Limits

Drop your WebP files here

or

WebP AVIF
Need more control? Try the full editor

Resize, crop, rotate, filters & batch processing

What changes

WebP
350 KB
Modern compression
AVIF
280 KB
Best compression

Perfect for

Websites

Fastest loading

Performance

Best Core Web Vitals

Storage

Maximum savings

Bandwidth

Lower costs

Browser support

AVIF is supported in Chrome, Firefox, and Safari but has slightly less support than WebP. Consider keeping WebP versions as fallbacks.

How it works

1

Upload

Drop your WebP files or click to browse. Upload as many as you need.

2

Convert

We convert to AVIF using libavif for the best possible compression.

3

Download

Your converted files download automatically. Multiple files come as a ZIP.

Your privacy is guaranteed

All processing happens directly in your browser. Your files are never uploaded to any server. We can't see your images because they never leave your device.

Frequently asked questions

Why convert WebP to AVIF?
AVIF offers approximately 20% better compression than WebP at equivalent quality. If you already use WebP, converting to AVIF gives you even smaller files for faster loading.
Will transparency be preserved?
Yes! Both WebP and AVIF support transparency. Any transparent areas will be preserved in the AVIF output.
Is AVIF supported everywhere?
AVIF is supported in Chrome 85+, Firefox 93+, and Safari 16+. This is slightly less than WebP, so consider providing WebP fallbacks.
Are my files uploaded anywhere?
No! All conversion happens directly in your browser using JavaScript and WebAssembly. Your images never leave your device - they're never uploaded to any server.

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