ScanLife Barcode Reader 3.1.12
the author of this app says:
ScanLife turns your phone into an all-in-one barcode scanner to quickly launch a website, see product prices, reviews & more.
One of the only code readers that can scan ALL major formats: QR, Datamatrix, EZcode, UPC & EAN.
Go to www.scanlife.com on the PC to create your own 2D codes for free.