What are some alternatives?
When comparing QR Scanner Online and MKH Barcode Reader, you can also consider the following products
ConnectUpz - Helping service businesses to connect and grow your customer base by becoming part of of a larger ecosystem.
Barcode Scanner - Barcode Scanner for Android
QuickMark - QuickMark makes everything possible.
Obsqr - obsqr is an open-source, fast and lightweight QR scanner for Android.
QR Droid - QR Droid Zapper
bcWebCam - Scan barcodes and QR Codes with your computer web cam