The Sunmori UMP selling application is an online product selling application for MSME Sunday Morning UMP traders in Purwokerto City which was created to help MSME Sunmor traders develop their product marketing online with affordable product prices and shipping costs. The aim is to increase access for Sunmor traders to reach the market, simplify transactions, increase sales volume and achieve greater income as well as increase operational efficiency because online applications help Sunmor traders manage inventory, orders and deliveries more effectively.