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Compress & Resize Image to 20KB
Reduce your photo or image to exactly 20KB — perfect for government job forms, UPSC, SSC, IBPS, bank exams, and college applications. Free, instant, and 100% private. Your image never leaves your device.
Select Target Size
Drop your image here
JPG, PNG, WebP supported — will be compressed to 20 KB
Choose ImageCompress to 20KB: Signatures, Thumbnails, and Tiny Uploads
The 20KB limit appears most often for scanned signature uploads on exam portals, but it also comes up on e-commerce sites that restrict seller product thumbnails, old forum profile pictures, and email marketing platforms that limit embedded images. Whatever your use case, the approach is the same: start with a clean, well-lit original and let our binary-search compression hit exactly 20KB without unnecessary blurring.
Tips for Best Results at 20KB
For signatures: use black pen on white paper
Sign on plain white paper, photograph it in daylight (not flash), and crop tightly around the signature with a small white border.
For product photos: remove the background
A product on a plain white background encodes 40–60% smaller than the same product on a lifestyle background, making 20KB much easier to hit.
Portrait photos need tight cropping
If uploading a face photo at 20KB, crop to just head and shoulders. Removing the body and background saves significant file size.
Re-upload the result if the portal still rejects it
Some portals measure KB differently (1000 bytes vs 1024 bytes). If rejected, try setting your target to 19KB instead of 20KB.
Frequently Asked Questions
My compressed signature looks blurry — what went wrong?
The original photo was likely taken in poor lighting or too far away. Re-photograph the signature zoomed in, in bright natural light, and compress the new image.
Which file format does this tool produce?
JPG (JPEG), which is universally accepted by all portals. If you need PNG output, download the JPG and convert it separately using our Image Converter.
Can I compress a screenshot to 20KB?
Yes. Screenshots of text or UI elements compress extremely well at 20KB since they have flat colors and sharp edges — often better than portrait photos.
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