OptiKit LogoOptiKit
Guides

Online Signature Resizer

SSC, UPSC, Banking & PSU Exams Compliant • Clear Ink Optimization • 100% Offline

Specs: 400x200 px • Limit: Under 20KB

Compliant

Drag & Drop Signature Here

Upload your signature scan. Formatted strictly to 400x200 pixels and compressed to under 20KB (10-20KB standard).

Rated 4.9/5 by 1M+ Users

Online Signature Resizer - Crop & Compress Signature

Uploading your signature scan to online application portals like SSC, UPSC, IBPS, or NSDL? Getting the file size (under 20KB or 300KB) and aspect ratios correct is essential for portal acceptance.

OptiKit's Signature Resizer processes and formats your signatures completely client-side. No files are uploaded to our servers, assuring 100% data safety.

Signature Resizer FAQs

For SSC and Banking exams (IBPS/SBI), signatures must be strictly 10KB to 20KB and dimension 4.0 cm x 2.0 cm (approx. 400x200 px). For UPSC portal, signature scans should be between 20KB and 300KB with a square 1:1 ratio (min. 350x350 px).
Sign using a thick black ink pen on completely plain, unruled white paper. Photograph the paper under bright natural lighting without casting shadows, then upload the image to this tool to automatically format it.
Official Exam Document Suite

Related Document Formatting Tools (संबंधित एग्जाम टूल्स)

Format all your government form photos, signatures, and Aadhaar/PAN documents directly in your browser with 100% privacy.

Popular

Merge Photo & Signature

फोटो और सिग्नेचर जॉइनर

Combine passport photo and signature into single JPG for IBPS, SBI PO, & bank exams (<50KB / <100KB).

Open Tool
NSDL / UTI

PAN Card Resizer (PANResizer)

पैन कार्ड फोटो रिसाइजर

Format photo (200x230px, <50KB) and signature (400x200px, 600 DPI) for Protean NSDL & UTIITSL.

Open Tool
3.5×4.5 cm

Aadhaar Card Resizer (3.5x4.5 cm)

आधार कार्ड साइज

Resize Aadhaar photo to 3.5×4.5 cm (413×531px, <50KB) or crop card scan to 800×500px.

Open Tool
Black Ink

Signature Resizer

सिग्नेचर रिसाइजर

Crop signature scan with black/blue ink enhancement, 400×200px, 600 DPI, under 20KB or 50KB.

Open Tool
Official

Passport Photo Resizer

पासपोर्ट फोटो साइज

Make official 3.5×4.5 cm or 2×2 inch passport photo with white background for exam portals.

Open Tool
UPSC OTR

UPSC Photo & Signature

UPSC फोटो रिसाइजर

Format photo and signature to exact 350×350px, 300 DPI, between 20KB and 300KB for OTR.

Open Tool

Other Popular Portals Resizers

PAN ResizerAadhaar ResizerSSC ResizerPassport Resizer