Question 1

What are the exact photo dimensions required for UTI & NSDL portal?

Accepted Answer

UTI and NSDL online portals require candidate photos to be exactly 213 × 213 pixels, 300 DPI, JPEG format, and file size strictly under 30 KB.

Question 2

What are the signature requirements for online PAN application?

Accepted Answer

Signature images must be exactly 400 × 200 pixels (or 440 × 220 pixels, 2:1 aspect ratio), 300 DPI, JPEG format, and strictly under 60 KB.

Question 3

How does AadharHub guarantee the file stays under 30KB/60KB without losing clarity?

Accepted Answer

We use an iterative binary compression algorithm in HTML5 Canvas that calculates the highest possible JPEG quality level while ensuring the file size stays safely within the portal limit.

PAN Photo & Signature Resizer (213x213 px)