Paytm is one of the most required app as for now a days .it facilitates persons to transact with people electronically. The staff is trusted. This app is great feature in terms of online buying selling of products. We can easily use this either using bar code or through using mobile no. .we can easily pay for everything like electricity bill, purchasing vegetables online.its fantastic. Everyone should use this app to enjoy lot more discounts and offers .in my opinion it is very useful app and also good rating over googleplay as well.