Agil Putra store is one of stores which is located on Randudonkal-Belik street, Persiapan Sodong Basari village, Belik district, Pemalang regency, Central Java. It is a store which runs in selling clothes, jackets, shoes, bags, and, hats. Based on the result of observation, the process of analyzing data selling, purchasing, and promotion were done manually. The researcher introduces E-commerce in order to help how the data selling analyzed, purchasing, and promotion can be done automatically. The purpose of this research is to develop application based on Web of Agil Putra store. The result of this research is the application can be implemented effectively to this store. It helps the owner in organizing and analyzing data selling, purchasing, and do selling promotion. In short, this research is a system which is created based on web application.