QR code scanner and barcode reader app is an app that allows users to scan and read QR barcodes using their smartphone camera. The app works by turning on the camera and analyzing the codes in the image, then decoding the code and displaying the resulting information to the user.

The QR code scanner and barcode reader app comes with a set of useful features, such as:

1. QR Barcode Reading: Users can use the application to scan QR barcodes found on products, prints, or advertisements. The information encoded in the barcode will be read and displayed to the user.

2. Barcode analysis: The application can analyze and decode the read barcode information. This can include the barcode symbol, product name, price, and more, depending on the type of barcode.

3. Scanning history: The application records the date and time of each QR barcode scanning and reading carried out by the user. The user can view the scanning history to review which barcode was read and when it was read.

4. Save and share information: Users can save the information read from the QR barcode in the app, or share it with others via email or social media.

5. Support for other types of barcodes: In addition to reading QR barcodes, the application can also support reading other types of barcodes such as linear barcodes (such as UPC and EAN), data matrix barcodes, and others.

Code scanner and QR barcode reader app is a useful tool for users who need to know the information encoded in QR barcode quickly and easily. It also provides additional features such as analyzing and storing barcodes and sharing them with others.