About this tool
JPEG Compressor shows you the exact compressed file size in real time as you drag the quality slider — no guessing required. Find the sweet spot between quality and file size and download instantly.
How it works
- 1Upload any image.
- 2Drag the Quality slider (1–100).
- 3Original size, compressed size and compression ratio update live.
- 4Download the compressed JPEG when satisfied.
Common use cases
- ✓Optimising photos for web page performance
- ✓Reducing email attachment sizes
- ✓Saving storage space on servers
- ✓Meeting CMS file size limits
Privacy first. JPEG Compressor runs entirely inside your browser using the HTML5 Canvas API. Your images are never uploaded to any server, stored anywhere or shared with third parties. Everything happens locally on your device.
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