Convert WEBP to AVIF — Free Online Converter
Convert WEBP images to AVIF instantly. No registration, no watermarks, files deleted after 5 minutes.
AVIF provides even better compression than WebP at the same visual quality. Use it when you need maximum bandwidth savings on platforms that fully support AVIF.
Convert WEBP → AVIFHow to Convert WEBP to AVIF
- Click Convert WEBP → AVIF above to open the converter.
- Upload your WEBP file (drag & drop or click to browse, max 5 MB).
- Select AVIF as the target format.
- Click Convert and download your AVIF file.
Tips for Converting WEBP to AVIF
- Ensure your source file is not already heavily compressed to avoid cumulative quality loss.
- Check the target platform's supported formats before choosing an output — not all formats are universally supported.
- Files are automatically deleted from our server after 5 minutes.
About WEBP and AVIF Formats
| Property | WEBP | AVIF |
|---|---|---|
| Full name | Web Picture format (Google) | AV1 Image File Format |
| Best for | Modern web images | Next-gen web images |
| Transparency | ✓ Yes | ✓ Yes |
| Lossless | ✗ No | ✗ No |
| Created by | Alliance for Open Media | |
| Year introduced | 2010 | 2019 |
| Max colour depth | 32-bit (16M + alpha) | 36-bit (HDR, 12-bit/ch) |
| File extensions | .webp | .avif |
| MIME type | image/webp | image/avif |
About WEBP: Web Picture format
Modern Google format combining lossy and lossless compression with transparency and animation support.
Common uses: web images, e-commerce photos, web graphics
Pros: 30% smaller than JPEG, supports transparency, supports animation
Cons: limited support in older software, not ideal for print
File extensions: .webp
MIME type: image/webp
Introduced: 2010 by Google
About AVIF: AV1 Image File Format
Next-generation format with exceptional compression, outperforming both JPEG and WebP.
Common uses: web images, high-quality photos, HDR content
Pros: best compression ratio, HDR support, wide colour gamut
Cons: slow encoding, limited software support
File extensions: .avif
MIME type: image/avif
Introduced: 2019 by Alliance for Open Media
Why Convert WEBP to AVIF?
People convert WebP to AVIF to reduce file size significantly for faster web loading.
AVIF (developed by Alliance for Open Media in 2019) is supported by all major browsers — Chrome, Firefox, Safari, and Edge. Switching from WEBP to AVIF for web delivery directly improves page load times and Core Web Vitals scores without any visible quality difference.
Frequently Asked Questions
Is it free to convert WEBP to AVIF?
Yes, converting WEBP to AVIF on convert-image.net is completely free with no registration required.
Will I lose quality when converting WEBP to AVIF?
No quality loss occurs when converting to AVIF, as it uses lossless compression.
What is the maximum file size for WEBP to AVIF conversion?
The maximum upload size is 5 MB. For larger files, consider compressing them first.
How long does WEBP to AVIF conversion take?
Most conversions complete in under 5 seconds. Large or complex files may take slightly longer.
Is AVIF lossy or lossless?
AVIF supports both lossy and lossless compression modes. Our converter uses optimised settings for each conversion to balance quality and file size.
What file extension does AVIF use?
AVIF files use the .avif file extension.
WEBP to AVIF: Privacy & Security
Files are stored temporarily on our server and deleted automatically after 5 minutes. All transfers use HTTPS encryption. No account, no tracking of individual files. See our Privacy Policy for details.