JPG to WebP Converter

🟢 Runs Locally — verified: your files are processed in this browser. No uploads.

Compress JPG photos into modern, lightweight WebP files in your browser — ideal for faster websites and better Core Web Vitals.

Start converting ↓

🔒 100% private & client-side
⚡ No uploads — instant
💰 Free forever, no limits
📦 Batch & ZIP download

Drop, convert, download

Processing happens on your device using Web Workers — your images never leave the browser.

Your converted images will appear here.

How to use this tool

1

Upload your JPG photos

Drag and drop .jpg/.jpeg files into the upload zone, or click to browse.
2

Tune WebP quality

Use the quality slider to balance file size and sharpness. WebP is pre-selected as the output.
3

Download your WebP files

Click Compress All, then download individually or as a single ZIP.

Format comparison

Feature	JPG	WebP
Typical size at same quality	Larger	25–35% smaller
Transparency	No	Yes
Browser support	Universal	Modern browsers
Best for	Compatibility	Web performance

Frequently asked questions

Is WebP smaller than JPG?

At equal visual quality, WebP is typically 25–35% smaller than JPG, which speeds up page loads.

Do all browsers support WebP?

All modern browsers support WebP. Older browsers can fall back to a JPG/PNG source if you configure <picture> elements.

Is JPG to WebP conversion lossy?

WebP supports both lossy and lossless modes. Our quality slider controls the lossy mode, which is what most websites use.

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