메인페이 (Mainpay)

메인페이 (Mainpay) is a smart payment service enabling sellers to accept instant payments through a smartphone app, eliminating the need for card terminals. Users can view and cancel transactions in real time, issue receipts via SMS and email, and send payment requests by text. The app also provides a web platform for administrators to monitor onsite sales. It supports cash receipt issuance through the National Tax Service, making it a comprehensive solution for modern payment processing.