Convert JPG to WebP
Turn your JPG files into WebP in seconds, right in your browser. No upload, no sign-up, no watermark.
How to convert JPG to WebP
Drop your JPG
Add your file. It stays on your device.
Choose WebP
The output format and quality.
Download
Your WebP file is ready instantly.
Converting JPG to WebP: what to know
JPG is a lightweight, lossy format that is ideal for photos and loads fast on the web. WebP, on the other hand, is a modern format that is usually 25-35% smaller than JPG or PNG while supporting transparency. So converting a JPG to WebP makes sense whenever you want a modern and compact file while keeping a clean image.
WebP is now supported by every modern browser, so it is usually the best size-to-quality trade-off for the web.
Everything happens in your browser: your images never leave your device, with no upload and no watermark.
JPG vs WebP: what's the difference?
| Criterion | JPG | WebP |
|---|---|---|
| File size | Light | ~25–35% lighter again, at equal quality |
| Transparency | No | Yes |
| Compatibility | Universal | Modern browsers (not every old program) |
| Best for | Max compatibility, email, printing | Website speed |
If your photos are slowing down your site, WebP is the fastest win: a third less weight with no visible difference, and a better PageSpeed score.
When should you convert JPG to WebP?
- Speed up a website or an online store.
- Improve your Google PageSpeed / Core Web Vitals score.
- Cut the bandwidth used by your images.
- Lighten a photo gallery with no visible quality loss.
Frequently asked questions
Why convert JPG to WebP?
To get a modern and compact file. WebP is a modern format that is usually 25-35% smaller than JPG or PNG while supporting transparency.
Is JPG to WebP conversion free?
Yes, it is free and needs no sign-up. The free tier handles up to 5 files at a time; Pro removes that limit and adds ZIP downloads.
Is the quality kept?
JPG is lossy: you set the quality to balance sharpness and size. The other formats stay pixel-perfect.
Are my files private?
Yes. The conversion runs entirely in your browser; your files are never uploaded to a server.