How to install new app in my Mobile?

I need to add app with my mobile for finding pan card related issues and notification. Can you help me to find the important app about that. I have collect my pan card details in <a href=https://panseva.com>apply pan card online</a>. It is given some of applications and support for applying pan card for me. Just i need to instail the pan card correction related app. If you are getting that specified app means share me here. I am waiting for the reply