UPSC Signature Resizer
Instantly crop your signature to the strict 350x350 pixel square format required by the official UPSC OTR portal.
Upload Your Signature
Drag and drop here, or choose from your device
Choose FileCrop to Exact UPSC Size
Drag the corners to frame your signature. UPSC strictly requires a square (1:1) format.
UPSC Portal Requirements
Both Photo and Signature use the exact same square dimension rules for UPSC.
UPSC requires the file to be between 20KB and 300KB. We handle this optimization.
How to Use UPSC Signature Resizer
UPSC wants your signature as one JPG image between 20 KB and 300 KB. Upload a photo of your signatures, frame them, and download a file that fits — small files are fixed for you.
Sign & Photograph
Sign three times, one below the other, in black ink on white paper. Take a clear photo.
Frame the Signatures
Upload it and drag the square so all three signatures fit inside.
Download
Click download — the file is kept between 20 and 300 KB.
Size
350 × 350 px (square)
File size
20–300 KB
Format
JPG
Privacy
Stays on your device
Price
100% free
Works on
Phone & computer
UPSC Signature Resizer: Size Rules at a Glance
The sizes this tool makes, in plain numbers.
| Signature | Three signatures, one below the other, black ink, white paper |
|---|---|
| Format | JPG / JPEG |
| File size | 20 KB to 300 KB |
| Pixel size | 350 × 350 up to 1000 × 1000 pixels |
What Can You Use It For?
Popular ways people use UPSC Signature Resizer.
Civil Services (CSE)
Signature for the UPSC prelims form.
NDA & CDS
Defence exam signature uploads.
ESE, CMS, CAPF
Other UPSC exams with the same rules.
One-Time Registration
Signature for your UPSC OTR profile.
Tips for a Perfect Result
- Sign three times one below the other — leave a little space between them.
- Use a black pen; blue or pencil signatures may be rejected.
- Photograph straight from above in good light so the paper looks white, not grey.
- Keep all three signatures inside the square when cropping.
Frequently Asked Questions
Quick answers about UPSC Signature Resizer.
A JPG of 20 KB to 300 KB, between 350 × 350 and 1000 × 1000 pixels. Rules can change with each notice — always check the official notification for your exam before uploading.
Recent UPSC forms ask for three signatures one below the other in a single image, to check that your signature is consistent.
Files under 20 KB are rejected — but this tool automatically brings them up to 20 KB without changing the picture.
No. UPSC expects a real signature made with a pen on paper.
Black ink on plain white paper.
Yes. Your signature is processed in your browser and never uploaded to our server.
Yes. Take the photo, crop with your finger and download.
Use the UPSC Photo Resizer.
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Ready to Use UPSC Signature Resizer?
Upload your picture and download the result in seconds. 100% free, no sign-up, no watermark.
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