Compression
100% Client-Side Privacy
Iterative Binary Search Canvas Encoder
Compress Image to 20 KB
Compress signatures and profile photos to under 20 KB for admission forms and government job portals that enforce strict 20 KB ceilings.
Select or drop an image to compress
Target exact file sizes in KB with private in-browser compression.
Browse Fileor Paste (Ctrl+V)
Supported: image/jpeg, image/png, image/webp, image/bmp (Max 50 MB)
How to Use Compress Image to 20 KB
Follow these easy steps to process your file right in your browser.
1Step 1
Upload photo
Select your image file.
Instant local processing
2Step 2
Apply 20 KB target
Engine optimizes quality to hit under 20 KB.
Instant local processing
3Step 3
Download
Save the compressed file.
Instant local processing
Frequently Asked Questions
Common questions about Compress Image to 20 KB and browser processing.
Yes, our algorithm guarantees the output file does not exceed 20,480 bytes.
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