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SSC Signature Resizer (10 KB to 20 KB Online)

Resize and compress signature for SSC CGL, CHSL, and MTS portals to exact 10KB to 20KB with pure white background.

or drop files here
Bulk Batch: Up to 5 files simultaneously

Files stay private. Processed 100% locally in your browser.

Free service for documents up to 25 MB.

Terms of Use and Privacy Policy

Official Notification Guidelines: SSC CGL / CHSL / MTS Signature

Directly cross-referenced with latest portal instructions

Allowed File Size
10 KB to 20 KB
Pre-set in tool above
Dimensions / Ratio
4.0 cm × 2.0 cm (approx 400 × 200 px)
Standard passport ratio
File Format
JPEG / JPG only
JPEG / JPG compliant
Background Color
White paper with dark blue or black ink
Note: Signatures in capital letters or blurred scans will be rejected.

Other Govt Exam & Admission Resizers

SSC CGL / CHSL / MTS / GD
Target: 50 KB • photo
UPSC Civil Services / NDA / CDS
Target: 100 KB • photo
UPSC Signature Resizer
Target: 50 KB • signature
GATE / NEET / JEE Main
Target: 100 KB • photo
IBPS / SBI PO & Clerk
Target: 50 KB • photo

How To Compress Image to KB Online For Free

Compress images down to an exact specified size threshold such as 20KB, 50KB, 100KB, or 200KB. Processed 100% locally and privately in your browser with zero server uploads and zero ads.

1. Select Your Image

Upload any JPG, PNG, or WebP photo or signature from your phone or PC.

2. Set Target Size (e.g. 20KB, 50KB, 100KB)

Pick a standard preset or type your exact required file size in KB.

3. Download Exact KB Photo

Our binary search compressor ensures the final file is strictly under your target limit with maximum pixel clarity.

Why Choose DocTool Image Compressor to KB?

Built for speed, client-side privacy, and flawless document output with zero ads and zero watermarks.

100% Client-Side Private

Files process directly in your browser using WebAssembly. Your documents never touch external servers or cloud databases.

Zero Watermark Added

Export clean, professional, publication-ready files without any stamps, logos, or forced branding.

Instant Processing with Zero Queue

Instant optimization and editing with zero queue times, zero server latency, and batch processing support.

100% Free Forever with Zero Popups

No account registration, no credit card, and zero intrusive ads. Enjoy uninterrupted productivity on any device.

Frequently Asked Questions

Everything you need to know about using Image Compressor to KB on DocTool.

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