BluePOS is an android-based online cashier point of sale application with php admin backend API, with BluePOS you can make quick records for sales (Point of sale), manage customer data, manage inventory data, manage employees and access employee (roles), manage purchases (cost), manage stock, view complete reports ranging from sales reports, purchase reports, stock item reports, most preferred item reports, to profit and loss reports.

Demo: https://codecanyon.net/item/bluepos-android-mobile-point-of-sale-pos-with-admin-backend-api/48918385