QR Barcode app is the fastest QR/Bar code scanner and Generator out there.

QR & Barcode Scanner / QR code reader is extremely simple to use; with quick scan built in, simply point QR code scanner free app to QR or barcode you want to scan and QR scanner will begin scanning and QR scan it.
There is no need to press any buttons, take photos, or adjust the zoom because the barcode reader operates automatically.

QR code scanner, barcode scanner app in your pocket is also a QR code generator.
It is extremely simple to use a QR generator; simply enter the data you want on the QR code and click to generate QR codes.
QR codes can be found everywhere!
Install a QR code reader app to scan QR codes or barcodes while on the go.
The only free scanner app you'll ever need is the Barcode & QR Scanner app.
Turn on the flashlight to scan in the dark, or use pinch to zoom to scan QR codes from a distance.