QR Scanner / QR Reader is extremely easy to use, Simply point to QR you want to scan and app will automatically detect and scan it. No need to press any buttons.
It's not only a QR code scanner , but also a QR generator.

It can read all types including text , URL , product , contact , ISBN , calendar , email , location , WiFi and many other formats.

Scan product QR Codes with QR Reader / Scanner in shops and compare prices with online prices to save money.

QR Scanner app is the only QR code reader / scanner you will ever need :) .