Docket № I14 · Optimize
Compress an Image to 20 KB
Signature uploads are often limited to 10–20 KB. Add your image and the tool finds the best quality that fits under 20 KB, shrinking dimensions only when needed.
Drop files here, or click to browse
JPG, PNG or WEBP — one or manyProcessed entirely in your browser — nothing is uploaded
Your image is processed on your device and never uploaded.
Need a different setting? Open the full Compress Image to KB tool.
How to compress an Image to 20 KB
- Add the image — the 20 KB limit is pre-set.
- Optionally set a maximum width.
- Download the compressed JPG.
Stays on your device
Every file is processed inside your browser. Nothing is uploaded, so your documents never touch a server.
No sign-up, no watermark
No account, no daily cap and nothing stamped on your file. Open the tool and get your result.
Works without internet
Once this page has loaded you can switch off Wi-Fi and the tool keeps working — proof nothing leaves your device.
Frequently asked questions
My form also wants exact pixels — what now?
Use the Photo & Signature Resizer, where you can set width, height and KB together.
Will my signature stay clear?
Signatures are simple images, so they stay crisp even at 20 KB.