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CAT — Signature

Common Admission Test — IIMs

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Tap to upload image

or drag & drop

Max 80 KBFormat JPEG

CAT signature upload requirements

Maximum size80 KB
FormatJPEG

Sign with a black ball pen on a white sheet (roughly 80 mm × 35 mm) and scan it using a document scanner — not a direct camera photo. Upload as JPG/JPEG up to 80 KB. Avoid styled or digital fonts; only handwritten signatures are accepted. This tool compresses your scan to within 80 KB while preserving aspect ratio.

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How to resize your CAT signature

  1. 1Upload your signature. Tap the upload box and choose your signature (JPG, PNG, or WebP).
  2. 2Compress. The tool compresses your signature under 80 KB while keeping the original aspect ratio.
  3. 3Download & upload. Download the ready file and upload it to the Common Admission Test — IIMs application portal.

Frequently asked questions

What is the signature size required for CAT?▾

CAT requires a signature of ≤80 KB, JPEG.

What is the maximum file size for the CAT signature?▾

The signature must be 80 KB or smaller. This tool compresses it to fit automatically.

Is my file uploaded to a server?▾

No. All processing happens locally in your browser — your file never leaves your device and nothing is stored.

Can I use this on a mobile phone?▾

Yes. It works in any modern mobile or desktop browser. No app or installation is needed.

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