Paytm is a good transaction app and recharge.yocan using thi app you can do any thing from this app that means youcan recharge your mobile with any operator airtel, idea, jio, aircel, bsnl etc any operator yo can recharge with paytm app.and mony tranfer to your mobile to your account and your account to your mobile you can transfer money to your frend and relatives andothers
you can bying and pay bills that means
current bills tv bill and shop billa and any governament bills you can have paytm you can have money packet.