QR Droid - QR Droid Zapper
ZXing - Barcode Scanner for Android
ConnectUpz - Helping service businesses to connect and grow your customer base by becoming part of of a larger ecosystem.
MKH Barcode Reader - This tool can be used to scan QR codes on your PC or tablet. Note: a webcam is required.
QuickMark - QuickMark makes everything possible.
QR BARCODE SCANNER - QR barcode scanner is the fastest and most user-friendly for scanning barcode.