Sistem Informasi Penjualan is a free Android app developed by One Programmer that helps users to manage their sales and stock information. The app comprises of three main menus that include Barang, Stok Update and Penjualan. The Barang menu is used to record the master data of the products that are to be sold. The Stok Update menu is used to update the stock data of the products. The Penjualan menu is used to make transactions, facilitating the sale of multiple products and automatically calculating the total price. The app also allows users to view the transaction details by clicking on the respective record. The Laporan menu provides users with a detailed report of their sales data within a specified time range, including the total revenue, cost, and profit.

To use the app, users need to input the product data in the Barang menu as the master data. The Stok Update menu is used to update the stock data of the products. The Penjualan menu is used to sell the products that have been input in the Barang menu. The Laporan menu helps users to view their sales data within a specified time range. The Migrasi menu is used to transfer the data to another device. For further information, users can contact the developer at or via WhatsApp at.