OPSC Photo, Signature & Thumb Resizer Online Free (OCS / OAS)
Official online image converter and compressor for Odisha Public Service Commission (Odisha Civil Services OCS, OAS, OFS, & Assistant Professor) application forms. Photo (20–100 KB, 3.5×4.5 cm), Signature (10–50 KB), and Left Thumb (20–100 KB).
3.5 x 4.5 cm, 20-100 KB, plain white background
Interactive Precision Cropper
What is the OPSC Photo & Signature Resizer?
The Odisha Public Service Commission (OPSC) conducts prestigious civil service examinations including the Odisha Civil Services (OCS) Examination (for OAS, OPS, OFS), Assistant Professor, Judicial Service, and Medical Officer on opsc.gov.in.
During online application submission, candidates must upload properly formatted digital files:
- Passport Photograph: Scaled to 3.5 cm × 4.5 cm within 20 KB to 100 KB against a clean plain white background with 80% face coverage.
- Candidate Signature: Scaled to 3.5 cm × 1.5 cm within 10 KB to 50 KB in black or blue ink on unruled white paper.
- Left Thumb Impression: Scaled within 20 KB to 100 KB in blue or black ink.
Official OPSC Document Requirement Table
Verify your image files against the official OPSC notification:
| Document Type | File Size Limit | Dimensions | Mandatory Rules |
|---|---|---|---|
| Passport Photograph | 20 KB to 100 KB | 3.5 × 4.5 cm | 80% face coverage, white background |
| Candidate Signature | 10 KB to 50 KB | 3.5 × 1.5 cm | Black or Blue ink, running handwriting |
| Left Thumb Impression | 20 KB to 100 KB | 1:1 Square | Blue or Black ink on white sheet |
Frequently Asked Questions (FAQs)
What is the photo size for OPSC OAS / OCS?
The official OPSC photo size is 20 KB to 100 KB in JPG/JPEG format with dimensions of 3.5 cm x 4.5 cm against a plain white background.
What is the signature size for OPSC?
The official OPSC signature size is 10 KB to 50 KB in JPG/JPEG format with dimensions of 3.5 cm x 1.5 cm in black or blue ink.

Rohit Kushwaha
Software Engineer & Creator of mysalarycalculator.in
I'm Rohit Kushwaha, a Software Engineer with 3+ years of experience in developing web applications and digital solutions. By combining technology with practical financial tools, I built mysalarycalculator.in to help Indian professionals easily understand their salary, taxes, EPF, gratuity, and take-home income.
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