Compress image to KB
Make a photo fit an upload limit. Choose the size in KB, then download.
or drop an image here
JPG, PNG or WebP
Your files stay on your device. Nothing is uploaded.
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How to compress an image to a specific size
- Click Select image and choose your photo, scan or signature. JPG, PNG and WebP all work.
- Pick a popular size, drag the slider, or type the exact number of KB your form allows.
- Click Compress, check the result, then click Download.
Popular sizes
- Compress image to 20 KB: signatures and small photos for exam forms
- Compress image to 50 KB: passport-style photos for recruitment and exam portals
- Compress image to 100 KB: photos and scanned documents for most online forms
- Compress image to 200 KB: clearer photos where a portal allows more room
- Compress image to 500 KB: job portals, email and websites
How it gets to your size
The tool first lowers the quality step by step and keeps the highest quality that still fits. If that is not enough, it makes the image smaller in width and height, always keeping its shape, and tells you the new size. The file you download is exactly the size shown.
Your target is counted as 1,000 bytes per KB, so a 20 KB result is accepted whether the website counts a KB as 1,000 or 1,024 bytes.
Frequently asked questions
It will be at or just under it. A file slightly under the limit is always accepted, and the result shows the exact size.
Some targets are too small for a large photo at good quality. A smaller sharp image looks better than a full-size blurry one, so the tool shrinks it evenly and keeps the shape.
JPG. Almost every form accepts it and it gives the sharpest result at small sizes. Use PNG only if the form asks for PNG.
No. Everything happens in your browser, so your photo, signature or document never leaves your device.