A free app for Android, by Ask 2 Apps.
The QR Code & Barcode Scanner is the most convenient way to store and share information. QR Code & Barcode Scanner is a great tool to help you to browse through websites, to view information, to shop online, and to receive discounts. You can even use this application to create QR codes with your mobile phone, and save it to your mobile phone as a PNG image file for sharing and later use.
How to Use?
To use the QR Code & Barcode Scanner, open the application and select the appropriate option. The application will then detect the type of QR code and will display all the available options. You can choose the relevant option and tap on the button to start scanning.