how to integrate aadhaar ekyc in asp.net....

Please link you right direction not rog time best for this side

Hello Pratik

Please check these Links

http://souvikdc9.github.io/aadhaarapi.net/

https://openforge.gov.in/projects/aadhaarappdotnet/

https://www.aadhaarbridge.com/

please help me out in Aadhar API integration in a .net web application.

I am not able to understand how to use Aadhar API, and whether it is free or paid

Dear Pratik

You need to explore.

1. Aadhaar Authentication Basics

2. Aadhaar Authentication API - Input & Output Data Format

Go through following links

https://developer.uidai.gov.in/book/export/html/18

http://iaadhaar.com/authentication-api/