Android application for a point-of-sale system that matches the system available on our website.

Requirements and specifications: 1- The application must be compatible with the GS web application through synchronization with the same database. 2-The application should work without needing the internet connection. 3-The application should support point of sale system Supports screen size 15.6 inch + screen with an 8 digital customer price display (customer price display - quick printing of the invoice when pressing the payment button - opening the cash drawer at the same time as printing the invoice). 4- The application is controlled through a web application system.(Verify the accuracy of the login data by checking the account status/customer license/subscription expiry date/subscription type.) 5- All data is matched between the web application and the Android application through synchronization.(Add/Edit/Delete....etc) Note: The application will be on the seller's device, so it must contain everything the seller needs from the web application system, and application management will be through the web application.