JPG to WebP Converter – Smaller Images, Free
Convert JPG photos to WebP to make them noticeably smaller at the same visual quality — ideal for faster-loading web pages. Set the quality you want and convert in bulk. Everything runs on your device with no upload.
- 100% free
- Private & safe
- Runs in your browser
Your files are processed securely in your browser and are not uploaded to our servers.
Popular image conversions
Why use JPG to WebP?
JPG to WebP lets you edit and optimise images in seconds, right in your browser — no bulky software to install and nothing uploaded to a server.
- 100% private: files are processed in your browser and never uploaded.
- Completely free, with no account, no watermarks and no usage limits.
- JPG → WebP
- Add your JPG or JPEG photos.
- Works on any device — desktop, tablet and phone — and is fully keyboard accessible.
What it can do — and its limits
- Re-encodes JPG as WebP with an adjustable quality control.
- Batch-converts many photos with one setting.
- Runs locally in the browser — no upload.
How to use JPG to WebP
- Add your JPG or JPEG photos.
- Choose a quality level — WebP usually looks great around 75–85%.
- Convert and download each WebP, or all as a ZIP.
Examples
- Making product photos smaller to speed up an online store.
- Reducing image weight on a blog without visible quality loss.
Supported formats & limits
- JPG → WebP
Limitations
- Encoding quality depends on your browser's WebP encoder.
- Very old browsers may not display WebP.
Common problems & fixes
WebP isn't smaller than the JPG.
Lower the quality slider a little — very high quality WebP can match or exceed JPG size.
An old browser won't show the WebP.
Keep the original JPG as a fallback for legacy browsers.
Sources & references
Last verified August 2026.
Frequently asked questions
How much smaller will WebP be?
WebP is typically 25–35% smaller than a comparable JPG at the same visual quality, though the exact saving depends on the image.
Do all browsers support WebP?
All modern browsers support WebP. Very old browsers may not, so keep a JPG fallback if you must support them.
Is anything uploaded?
No — conversion runs entirely in your browser.