I use this apps 1 year. I use always paytm when I by online product and online recharge and bill payment. Because this apps very secure.This apps enter face is very cool.All are people use this apps very easyli because this apps look very normal.Any time give offer this apps. I like this apps because this apps give a contest. If you win a contest then paytm gives maney prizes.like 1 lakh, bike, movie ticket and maney more . so you can use this apps.