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SpecificationRequirement
Exam NameCAT
Photo Dimension30 x 45 mm
Max File Size80 KB
Signature Size80 x 35 mm
Date on Photo?Not Required

Why is Photo Size Critical for CAT?

In 2024-25, over 5,000+ forms were rejected during the CAT application process due to incorrect photo size or format alone. This is a common problem affecting lakhs of candidates.

Official portals use strict validation systems that check for exact pixel measurements and file sizes. Even a difference of 1 pixel or 1KB can cause your application to be rejected.

Official CAT Photo Specifications

DocumentDimensionsFile SizeFormat
Photograph30 x 45 mmMax 80KBJPG/JPEG
Signature80 x 35 mmMax 80KBJPG/JPEG
BackgroundPlain White or Light (Off-white)

Photo Quality Requirements

Ensure your photo meets the exact specifications mentioned above. Use a plain white or off-white background. The face should be clearly visible and well-lit.

How to Resize Photo for CAT Using DocSet?

  1. Upload Your Photo: Click the "Select Photo" button above and choose your photo from your gallery or file manager.
  2. AI Auto-Crop: Our AI automatically detects your face and crops the photo to the correct aspect ratio.
  3. Adjust (Optional): Fine-tune zoom or position if needed. Ensure the face is centered in the frame.
  4. Download: Click "Download". Your photo will be saved at 30 x 45 mm and under 80KB.

Common Photo Rejection Reasons for CAT

  • File size exceeds specified limit
  • Wrong dimensions or aspect ratio
  • Blurry or low-resolution image
  • Non-white or busy background
  • Face not clearly visible

Resize Photo & Signature for CAT

The CAT application form (2025) requires specific photo dimensions of 30 x 45 mm. If your file is larger than 80KB or has incorrect aspect ratio, your form might be rejected.

Our free online tool automatically resizes and compresses your image to the exact pixels and file size required. No software download needed.

Features

Exact Dimensions

Automatically sets photo to 30 x 45 mm.

File Size Limit

Compress details under 80KB without losing quality.

Signature Resizer

Resize your signature to 80 x 35 mm perfectly.

100% Secure

All processing happens in your browser. No uploads.

How to Use?

1

Step 1

Select your photo from your gallery.

2

Step 2

Zoom or crop if needed to center the face.

3

Step 3

Instantly get the image in the correct format.

Data Privacy Guaranteed

Unlike other websites, we do NOT upload your files to our servers. All processing happens securely inside your device (browser).