CAT IIM Exam Photo & Signature Tool

Resize CAT candidate photos (30–80 KB, 35×45 mm) and signatures (80 KB max) for IIM registration.

Pre-Calibrated Preset

Ready to format your CAT (Common Admission Test for IIMs) files?

Click below to launch the photo resizer with dimensions (350×450 px) and maximum file size (80 KB) already configured.

Open Resizer for CAT
Official Notification Standards

CAT (Common Admission Test for IIMs) Upload Specifications

Verified criteria extracted from official examination notification guidelines.

Photograph Criteria

Candidate Passport Photo
File Size Range:30 KB – 80 KB
Dimensions (Pixels):350 × 450 px
Dimensions (Centimeters):3.5 × 4.5 cm
Allowed Format:JPG / JPEG

Signature Criteria

Handwritten Ink Signature
File Size Range:10 KB – 80 KB
Dimensions (Pixels):200 × 80 px
Allowed Format:JPG / JPEG

Photo Guidelines

  • Photo dimensions: 35 mm × 45 mm.
  • White background, taken within last 6 months.
  • File size strictly between 30 KB and 80 KB in JPG format.

Signature Guidelines

  • Sign on white paper with black pen, file size maximum 80 KB.

Common Mistakes That Cause Rejection

  • •File size below 30 KB or above 80 KB.
Quick Guide

How to Format Files for CAT (Common Admission Test for IIMs) in 30 Seconds

1

Upload Image

Select your passport photo or signature image from your smartphone or computer.

2

Crop & Set Limits

Use the crop box to frame your face or signature strokes, then set max file size to 80 KB.

3

Instant Download

Save your calibrated JPG file, guaranteed to pass the official portal's upload verification.

Frequently Asked Questions — CAT (Common Admission Test for IIMs)

What is CAT photo size limit?

CAT requires photo file size strictly between 30 KB and 80 KB with 35mm × 45mm dimensions.

Safe, Private & Secure File Handling

Your files remain entirely on your device and are never uploaded, stored, or viewed by anyone.

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