Almost every online bill payments, reservations and transaction features availiable in this app.I got 500 cashback on booking a flight to mumbai.That is one of the main attractive feature to have.Use codes and get cash back for reservations, bill payments etc.The app is trusted by everyone so you dont have to worry about anything.You can also make instant payments at emergencies from your paytm wallet.This app wont ask your password to link with bank account.Also many tricks for making money is availiable in paytm app.There is no negative review of this app.I loved it verymuch from my experience, and most of all we dont have to update it frequently.