A free app for Android, by Luckytools.
QR Code Pro allows users to easily scan QR and barcodes for convenience.
To use this app, you need to install it and open it. Then, point your camera at the QR code/barcode you want to scan. After that, it will start to recognize and scan it. It will take a few seconds to complete the scanning process. Then, you will be presented with the results. You can also use the built-in flashlight to scan QR codes/barcodes in dark environments.
This app is designed to be simple and convenient. No internet connection is required.