Latest app niki is providing 10 rs recharge for just sign up on niki app through a referral code so just
Install the app and get unlimited recharge by randomising all values by device id changer and using your own referral codes
Steps :
1) install niki app
2) enter mobile number and click proceed
3) enter name , email id and invite code which you will receive via sms
4) enter referral code naveen15
5)after succesful sign up just click on recharge sign on left hand side and select amount
6) yipee ! Recharge succesfull
Regards