Payment Assistant will provide fast and secure services to its users related to any type of payment and recharge. It enhances the security by providing a Web Client registration to get accesstotheapplication.AnumberoftechnologiesandstandardssuchasOpenIDandOauth have emerged to deliver an Internet-scale identity system during the past few years. Their evaluation results have demonstrated the difficulty of replacing passwords and highlighted the research challenges towards de-signing a password-less login scheme. Transactions can be done faster by storing details in the server database. Hence we are concluding that Payment Assistant App will provide a revolutionary step to the payment mechanisms.