India Post GDS Signature Size & Free Resizer

The India Post GDS Signature has to match the official requirement: 300 x 120 pixels, file size 20 to 100 KB, background: plain white, black or blue pen. Signatures that do not match are a common reason applications are delayed or rejected.

1 Choose what the photo is for

300 x 120 px20 KB - 100 KB5:2 ratioBackground: plain white, black or blue pen

2 Add your signature

Drop a photo here or tap to choose
JPG, PNG or WebP · you can also paste (Ctrl+V)

Your photo stays on your device. Face detection and background removal also run on your device.

This tool crops and resizes your signature to 300 x 120 pixels and compresses it to 20 to 100 KB as a JPG, right in your browser.

India Post GDS Signature requirements

Print size	5:2 ratio
Pixels (this tool)	300 x 120
File size	20 to 100 KB
Format	JPG / JPEG
Background	Plain white, black or blue pen

India Post GDS: JPG, 20 KB to 100 KB, recommended 300 x 120 pixels (5:2), 72 to 150 DPI.

Official source: www.indiapost.gov.in · checked 2026-10-12

How to make your India Post GDS Signature in 4 steps

Sign on plain white paper in the ink colour your form asks for (usually black), keeping the signature inside a small box.
Photograph or scan the signature in even light, with no shadows across the paper.
Pick the image in the tool, tap "Make paper white" if needed, then use Zoom and Move to crop tightly around the signature box.
Check that the size and file size lines show ✅ (20 to 100 KB), then tap Download and upload the JPG.

Common reasons this signature is rejected

File size outside 20 to 100 KB.
Paper or ink that does not meet the requirement (plain white, black or blue pen).
Shadows on the paper, or a faint or blurry signature.
Cropping so tightly that part of the signature is cut off.

Frequently asked questions

What is the India Post GDS Signature size?

300 x 120 pixels, file size 20 to 100 KB, background: plain white, black or blue pen.

Where do these requirements come from?

From the official source linked on this page, checked 2026-10-12. Always confirm there before you submit.

Is my signature uploaded to a server?

No. Cropping, whitening and compression all run inside your browser. The signature image never leaves your device and nothing is stored.

What is the India Post GDS Signature size in pixels?

300 x 120 pixels (width x height) is what this tool produces for the India Post GDS Signature.

What is the India Post GDS Signature size in KB?

The file must be 20 to 100 KB. The tool compresses your signature to fit automatically.

How do I resize my India Post GDS Signature online?

Pick your scanned signature in the tool on this page, crop it with Zoom and Move, then download the JPG. It is free and works on any phone or computer.

Related tools

Compress any image to a custom KB size