Building a payment-enabled shopping application will ease the trouble of payment collection , whatever be the business that is in question. However, to ensure the safe transaction of money, interfacing with a third-party partner (be it a bank or a payment gateway provider) is essential and they enable this seamless transaction between seller & buyer and validate the transaction. In this project ,we learn how to setup a simple mobile shopping application, setup the payment mechanism using APIs from Razorpay, make test payments & also verify if the payment is successful.