How to convert JPG to WebP
Optimize one image or a whole group for the web.
- Add JPG or JPEG files.
- Choose a WebP quality level.
- Convert, compare the output size and inspect the preview for fine detail.
- Download each WebP or all results as a ZIP.
Image converters
Convert JPG to WebP online
Create web-ready WebP images from JPG photos with adjustable quality, then compare the result size in your browser.
No server upload No signup Up to 25 MB per file
Drag files here
You can select multiple files at once.
JPG, JPEG · Up to 25 MB per fileLocal browser processing — Source files are not sent to our server for conversion.
Why WebP is useful
WebP is a modern image format designed to deliver photo quality at a smaller size than many JPG files.
- JPG or JPEG image
- JPG, JPEG
- WebP image
- WEBP
- Modern browsers and most current design tools support WebP.
- Some older publishing systems still require JPG, so check the destination first.
Best uses for JPG to WebP
WebP is especially helpful when page speed and bandwidth matter.
- Optimizing website product photos, blog images or portfolio work.
- Reducing image payload before uploading to a CMS.
- Creating lightweight image assets for mobile visitors.
Balance clarity and transfer size
Start near 80 and compare texture, hair and text at full size.
- Lower quality more aggressively for thumbnails.
- Keep a higher setting for large hero images or detailed illustrations.
Local WebP encoding
Encoding happens in the browser, so source photos are not sent to our server.
- Application analytics are currently disabled, and no file data is sent.
- Results remain in the current tab until you clear the job, navigate away or close the tab; downloading saves a separate copy.
FAQ
Frequently asked questions
Is WebP always smaller than JPG?
Often, but not always. The result depends on the source image and chosen quality; the tool shows the actual comparison.
Can all browsers display WebP?
Current major browsers support it. Very old browsers or legacy apps may still need JPG.
Can I convert multiple JPGs?
Yes, batch conversion and ZIP download are supported.