ConnectUpz - Helping service businesses to connect and grow your customer base by becoming part of of a larger ecosystem.
QuickMark - QuickMark makes everything possible.
ZXing - Barcode Scanner for Android
ZXing Decoder - Decode a 1D or 2D barcode from an image on the web. Supported formats i nclude: UPC-A and UPC-E
Barcode & QR Code Scanner - A free app which allow to read and generate barcodes for Android.
bcWebCam - Scan barcodes and QR Codes with your computer web cam