GIF to AVIF converter online — free
Convert GIF files to AVIF online, free and instantly. AVIF gives the smallest animated files at high quality. Conversion runs locally in your browser, so your files are never uploaded and the result is ready to download in seconds.
How to convert GIF to AVIF
- Drop your GIF into the upload box, or click to browse for it.
- Click Convert — your GIF is turned into a AVIF right in your browser.
- Click Process — everything runs instantly in your browser, with nothing uploaded.
- Preview the result and download it — or send it straight to another JustGIF tool to keep editing.
Features
- Fast GIF to AVIF conversion
- No quality lost to uploads or re-compression queues
- Runs locally in your browser — your files never leave your device
- 100% free: no sign-up, no watermark, no file-count limit
- Works on any device — Windows, Mac, Linux, Android and iPhone
Frequently asked questions
Is animated AVIF worth it?
AVIF produces very small, high-quality animations for modern browsers.
Is GIF to AVIF free to use?
Yes. GIF to AVIF is completely free with no account, no watermark, and no limit on how many files you can process.
Do my files get uploaded to a server?
No. JustGIF processes everything locally in your browser, so your files stay private on your device and nothing is uploaded.
Does it work on my phone?
Yes — JustGIF runs in any modern browser, including Chrome and Safari on phones and tablets, with no app to install.