Convert image formats online — JPG, PNG, WebP & more
Change an image from one format to another — JPG, PNG, WebP, AVIF and more — in any direction. Conversion happens locally in your browser, so it's instant, private and free.
How to convert an image
- Drag your image into the upload box, or click to browse — you can also paste an image URL.
- Pick the output format — JPG, PNG, WebP, AVIF and others — then click Convert.
- 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
- Convert between JPG, PNG, WebP, AVIF and more
- Lossless output on formats that support it
- 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
Which formats can I convert between?
JPG, PNG, WebP, AVIF, GIF, BMP and more, in any direction.
Is WebP better than JPG or PNG?
WebP usually produces smaller files at the same quality, which helps your pages load faster.
Is Convert free to use?
Yes. Convert 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.