Paytm is one of the app which is very famous in india after the demonotisation by narender modi.You can do send & transfer money, recharge, online shopping by this app.The app is good designed.The app also gives cash back offers which is very good .you can use this money to buy, recharge etc.I am using it from lastone year It is very useful for me.It is just like bank .You can buy anything.This app is very useful & secure please try.