Compress an image to 50 KB
Many exam, visa and job portals cap photos at 50 KB. Drop your image here and get one that fits, without uploading it anywhere.
Files never leave your deviceNeed more settings? Open the full Compress Image tool.
How to compress an image to 50 KB
- Drop the photo, scan or document image onto the box above.
- Target size is preset to 50 KB, with JPG as the output format.
- Press Compress. The tool finds the highest quality that fits, and scales the image down only if it must.
- Read the result line for the final size and dimensions, then download.
Get the order right for strict forms
Exam boards, visa portals and recruitment sites often specify both a file size and a pixel size, for example “JPG, 200 × 230 pixels, 20 to 50 KB”. The reliable order is:
- Crop the photo to the right shape with the crop tool, using a fixed ratio if one is given.
- Resize to the exact pixel dimensions with resize image.
- Compress here to bring it under 50 KB.
Compressing last guarantees that the final file meets the size limit, because the earlier steps can change the size again.
Will it still look good?
At typical form dimensions, 50 KB is generous. A passport-style photo a few hundred pixels across looks sharp at that size. A full-resolution 12-megapixel phone photo is a different story: to reach 50 KB it has to be scaled down considerably, so if you start from a big photo, expect the result to be smaller in pixels too. The result line tells you exactly what happened.
Some tips for the best quality:
- Start from the original photo, not a screenshot or a version already sent through a messaging app.
- Use good, even light. Noise and grain from dark photos take up a lot of space.
- Keep JPG as the format unless the form asks otherwise. PNG is far less efficient for photos.
Private by design
Applications usually involve sensitive pictures: ID photos, signatures, certificates. This compressor runs entirely in your browser, so nothing is uploaded and no copy is kept anywhere. You can confirm this with your browser’s Network tab, and it keeps working offline.
Need more room? Try compress to 100 KB.
Frequently asked questions
My form also asks for specific pixel dimensions. What order should I do things?
Crop or resize first so the image matches the required dimensions, then compress to 50 KB. Compressing last guarantees the final file is under the limit.
Will a 50 KB photo look blurry?
For passport-style photos and ID uploads, which are usually shown small, 50 KB is plenty. A full 12-megapixel photo will be scaled down to reach it.
Which format should I use?
Keep JPG unless the form says otherwise; it is accepted almost everywhere. PNG is a poor choice at 50 KB for photos.
Are my files uploaded anywhere? How can I check?
No. The image compressor runs entirely in your browser using JavaScript and WebAssembly, so your files never leave your device. You can verify it: open your browser's DevTools (F12, or Cmd+Option+I on a Mac), switch to the Network tab, tick "Preserve log", clear the list and process a file. You will only see requests for this site's own static files, never one that carries your data. You can also turn on "Offline" in the Network tab (or disconnect from the internet) once the page has loaded, and the tool keeps working.
Does it work offline?
Yes. After your first visit a service worker saves the tool to your device, so it opens and works without a connection. Only advertising needs the internet; the processing never does.