QuickMark - QuickMark makes everything possible.
ConnectUpz - Helping service businesses to connect and grow your customer base by becoming part of of a larger ecosystem.
QR Code Reader “Q” - Formerly QR Code Reader “Q,” now QRQR, is a smart code reader application.
ZXing - Barcode Scanner for Android
Lynkee Reader - Lynkee Reader is the best QR & Barcode Reader application on the market.
ZXing Decoder - Decode a 1D or 2D barcode from an image on the web. Supported formats i nclude: UPC-A and UPC-E