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NDA / CDS Photo & Signature Size

The NDA / CDS (UPSC) portal requires a photo of 350×350 px (max 300 KB, JPEG) and a signature of 350×350 px (max 300 KB). Use the three steps below to crop, resize, and compress both — entirely in your browser, nothing is uploaded.

Requirements change each exam cycle. Always verify from the official upsconline.nic.in notification before submitting.

Photo Size
350×350 px
Photo Max
20–300 KB
Signature Size
350×350 px
Sign KB
20–300 KB
Background: Plain white or light gray background
1

Crop, Resize & Compress Photo

Target: 350×350 px · ≤ 300 KB · JPEG

Photo — 350×350 px

Drop your photo, choose Crop (trims sides of a landscape selfie) or Fit (keeps full face with padding). The export bar is pre-set to JPG · 300 KB limit — click Export to crop and compress in one step.

Open full tool →
Target:×px

Drop an image to start

Or click to browse • 100% client-side

How it works

  1. 1Upload an image
  2. 2Choose target: ratio, exact size, or platform preset
  3. 3Pick fit mode: crop, fit, or stretch
  4. 4Export at full resolution
2

Crop & Compress Signature

Target: 350×350 px · 20–300 KB · JPEG

Signature — 350×350 px

Sign on plain white paper with black/blue ink. Photograph or scan it, then drop it here. Trim whitespace using Crop mode. Export compresses to 20–300 KB automatically. Keep it above 20 KB — portals reject files that are too small.

Target:×px

Drop an image to start

Or click to browse • 100% client-side

How it works

  1. 1Upload an image
  2. 2Choose target: ratio, exact size, or platform preset
  3. 3Pick fit mode: crop, fit, or stretch
  4. 4Export at full resolution

Official Requirements Summary

  • UPSC strictly enforces uniform dimensions (square ratio 350x350 to 1000x1000 pixels accepted).
  • Requires an identity card document (Aadhaar, Voter ID, etc.) uploaded within 20 KB to 300 KB limits.

Source: upsconline.nic.in

Frequently Asked Questions

What is the photo size for NDA / CDS?
The NDA / CDS (UPSC) portal requires a photo of 350×350 pixels in JPG / JPEG format, with a maximum file size of 300 KB and a minimum of 20 KB. Plain white or light gray background.
What is the signature size for NDA / CDS?
The NDA / CDS signature upload requires an image of 350×350 pixels in JPG / JPEG format, with a file size between 20 KB and 300 KB. Sign on plain white paper with black or blue ink, scan or photograph it, then compress using the tool below.
My photo is a selfie in 16:9 landscape — how do I fix it for NDA / CDS?
Open the Crop & Resize tool above. It is pre-loaded with the exact 350×350 px target. Select "Crop" mode, which trims the wide sides and keeps only the centre portion. Export as JPG, then use the Compress tool to bring it under 300 KB.
How do I compress a photo under 300 KB for NDA / CDS?
Use the Compress Photo section on this page. Set the target KB to 300 (keep it above 20 KB), choose JPG format, then click Compress. The tool binary-searches quality settings to get as close to your target as possible — all in your browser, nothing uploaded.
Does NDA / CDS accept WebP or PNG photos?
No — UPSC portals generally require JPG / JPEG. WebP is not accepted by most government exam portals. Always save your final upload as JPEG (.jpg) unless the current official notification specifies otherwise.
Any special rules I should know about NDA / CDS photos?
UPSC strictly enforces uniform dimensions (square ratio 350x350 to 1000x1000 pixels accepted).
What else should I know about the NDA / CDS photo upload?
Requires an identity card document (Aadhaar, Voter ID, etc.) uploaded within 20 KB to 300 KB limits.

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Last updated: 1 June 2026 · Data sourced from official UPSC portals. Requirements may change — verify before submitting.