Resize Image to 15KB Online
Compress your photo to exactly 15KB — optimized for Exam Signatures. Fast, free, and privacy-first.
Target Size
15KB
Processing
~2 seconds
Perfect for
Exam Signatures
Used by
800K+ users
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How to resize an image to 15KB in 3 simple steps
Upload
Drag & drop your JPG or PNG photo. We support files up to 15MB.
Compress
Our algorithm optimizes your photo to exactly 15KB while preserving clarity.
Download
Get your 15KB JPEG file instantly. No registration, no watermarks.
Recommended dimensions for 15KB photos
These dimensions work well with most portals and maintain good quality:
| Image type | Suggested dimensions | Expected size |
|---|---|---|
| Signature image | 140 × 60 px | 10–18KB |
| Small profile photo | 100 × 120 px | 12–20KB |
| Thumbnail image | 80 × 80 px | 5–15KB |
Optimized for these portals
Other popular sizes
View all toolsFrequently asked questions about 15KB photos
Why do exam portals limit to 15KB?
Portals like SSC and Railway set 15KB limits for signatures to ensure fast uploads even on slow connections, while maintaining enough quality for verification.
How do I resize a signature to exactly 15KB?
Upload your signature image here and our tool will automatically compress it to 15KB in JPEG format. Use a white-background scan for best results.
Can I use 15KB for both photo and signature?
15KB is typically the range for signatures. Photos usually need 20-50KB for acceptable quality. Use our other presets for photo-specific targets.