This project is a Shopping Billing app based on android . In this project all the modern app development tools and languages which is use in present in android app development industries or companies . The benefit of this app is that this app help in replace old billing ways used in shops and mall for make bills like write bill on the paper or big computer system used for make bill .

1. Kotlin
2. XML

1. Zxing
2. SQLite

Product description page open after the scanning of barcode of the product or item.
This page show the name and price of the product and take the quantity of the product as user input.

1. Total quantity of products buyed by customer.
2. Total amount of price that customer have to pay.
3. Names of all products buyed by customer.