CineSphereHub..

If you want to make a UPI account for students or minors (below 18 ) for any useful purpose then ,there is a app for you which is totally free and you can add money and share money by different methods like by QR,UPI id,etc.This app is officially for the teenagers.
https://play.google.com/store/apps/details?id=com.fampay.in.