An application that manages products and their quantities in the store, prints both types of invoices, regular invoices and cashier's invoices, prints your own barcode for items.
The application is characterized by ease of use and ease of searching for items by their barcode via the camera of your phone.
Here is a full explanation of the application:
https://www.youtube.com/channel/UC6wEet4ifhSzQa1Ur452_NA