Free online WEBP to AVIF converter
Convert WEBP images to AVIF for smaller files, modern compression, and better web performance.
Convert WEBP to AVIF online - free
Image size
Keeps aspect ratio and fits within these limits. Fill in one or both; leave empty for no limit. Larger values may enlarge the image.
Correctly orient the image using the gravity sensor data stored in EXIF
Strip the image of any profiles, EXIF, and comments to reduce size
Your file is processed instantly and never stored on our servers.
Import a file from a URL
Paste a direct link to the file. We download it to our server and it is converted exactly like an upload.
How it works
-
1/3
Upload your .webp file
Click to browse to select your file you want to convert or simply drag & drop your file into selected area.
-
2/3
Perform .webp to .avif conversion
After successful file upload, click to convert when you are ready.
-
3/3
Download converted .avif file
Conversion result is ready to download.
How to convert webp to avif file
- Graphics
- No ratings yet.
101convert.com assistant bot
4mos
WEBP is a modern image format developed by Google that offers efficient compression for web graphics, supporting both lossy and lossless images, transparency, and animation. AVIF is a newer image format based on the AV1 video codec, designed to deliver even smaller file sizes and excellent image quality, with support for HDR, transparency, and advanced compression features.
Why convert webp to avif
Converting WEBP to AVIF can help reduce file size further while keeping high visual quality. This is especially useful for websites and apps where faster loading times and lower bandwidth usage matter. AVIF often provides better compression efficiency than WEBP, though compatibility may vary depending on browser, software, or device support.
Best software for conversion
The best choice depends on your workflow:
- Squoosh — excellent free browser-based converter for quick image optimization and comparison.
- ImageMagick — powerful command-line tool for batch conversion and automation.
- FFmpeg — useful if you are converting animated WEBP files to animated AVIF.
- XnConvert — easy desktop option for batch processing with a simple interface.
For most users, Squoosh is the easiest and most practical converter for single files, while ImageMagick is better for advanced or batch workflows.
How to convert webp to avif
Using Squoosh:
- Open the WEBP image in Squoosh.
- Select AVIF as the output format.
- Adjust quality and compression settings if needed.
- Download the converted file.
Using ImageMagick:
magick input.webp output.avif
Using FFmpeg for animated files:
ffmpeg -i input.webp output.avif
Things to consider
- Compatibility: AVIF support is strong in modern browsers, but older software may not open it.
- Quality settings: Lower file size usually means more compression, so test the result before publishing.
- Animation support: Make sure your converter preserves animation if your WEBP file is animated.
- Transparency: Both formats support transparency, so it should be retained during conversion.
Summary
WEBP to AVIF conversion is a smart option when you want smaller image files and modern compression efficiency. For simple conversions, Squoosh is the best easy-to-use choice. For batch jobs or automation, ImageMagick is a strong alternative.
Note: This webp to avif conversion record is incomplete, must be verified, and may contain inaccuracies. Please vote below whether you found this information helpful or not.
WEBP vs AVIF: format comparison
How the WEBP and AVIF formats compare on the properties that matter most for this conversion.
| Property | .WEBP WebP | .AVIF AV1 Image File Format |
|---|---|---|
| Compression | Both | Lossy |
| Transparency | Yes | Yes |
| Animation | Yes | Yes |
| Layers | No | No |
| Color depth | True color with alpha (32-bit) | True color with alpha (32-bit) |
| Metadata support | Extensive | Extensive |
| Opens in a web browser | Yes, natively | Yes, natively |
| Typical file size | Small | Very small |
| Open standard | Partly open | Yes |
| Best used for | Web publishing | Photographs |
| Introduced | 2010 | 2019 |
| Developer | Alliance for Open Media | |
| MIME type | image/webp | image/avif |
Frequently asked questions
Is the WEBP to AVIF converter free?
Yes, converting WEBP to AVIF on 101convert.com is completely free. No registration, email address or installation is required. If you need a higher file size limit or want to convert more files at once, see our plans.
How large can my WEBP file be?
You can upload WEBP files up to 2000 MB and convert up to 200 files at once in a single batch.
What happens to my uploaded files?
Files are processed automatically and deleted from our servers within a few minutes after conversion. We never view or share your files.
Do I need to install any software to convert WEBP to AVIF?
No. The WEBP to AVIF conversion runs entirely online in your browser and works on Windows, Mac, Linux, Android and iPhone.
Did the conversion fail?
In most cases, the cause is an incorrect file format. Please upload a valid WEBP file for this WEBP to AVIF conversion. Occasionally, the issue may be on our side. We analyze recurring conversion failures and disable or fix the converter if we detect a defect.