How to convert WebP to AVIF
- Select your WebP file (or drag & drop it) — the file never leaves your device.
- Adjust the conversion options if you need to — the defaults work great for most files.
- Click the convert button and let your browser process the file locally.
- Download your new AVIF file. Done — in four quick steps.
Why convert WebP to AVIF?
There are plenty of good reasons to convert WebP to AVIF — here are the ones that matter most:
Transparent areas in your file are preserved, because both WebP and AVIF support transparency.
Because all processing happens on your device, converted files are ready to download in seconds — even on slower connections.
WebP vs AVIF: what changes?
Here's how WebP and AVIF differ at a glance — this is exactly what the conversion changes for your file:
| Property | WebP | AVIF |
|---|---|---|
| Compression | Lossy & lossless | Lossy & lossless |
| Transparency | Yes | Yes |
| Animation | Yes | Yes |
| Vector graphics | No | No |
| Compatibility | Excellent | Good |
Format information
About WebP
- Compression
- Lossy & lossless
- Transparency
- Yes
- Compatibility
- Excellent
About AVIF
- Compression
- Lossy & lossless
- Transparency
- Yes
- Compatibility
- Good
Frequently asked questions
Is the WebP to AVIF converter really free?
Yes. Every tool on converteren.com is free, with no sign-up, no watermarks and no hidden limits on the number of files you can convert.
Is my file uploaded to a server?
No. The conversion runs entirely in your browser using modern web technology. Your WebP file never leaves your device — you could even disconnect from the internet after loading the page.
Will the quality be affected?
That depends on the formats involved. Transparent areas in your file are preserved, because both WebP and AVIF support transparency.
How large can my file be?
You can convert files up to 50.0 MB in this tool. Because processing happens locally, the practical limit also depends on your device's memory — modern laptops and phones handle large files comfortably.
Do I need to install anything?
No. Converteren.com works in any modern browser — Chrome, Firefox, Safari or Edge — on desktop and mobile. There's nothing to download or install.