Barcode & QR Code Scanner - A free app which allow to read and generate barcodes for Android.
QR-Code Generator - QR Code Generator lets you create memorable marketing campaigns with trackable QR Codes—designed by you.
QuickMark - QuickMark makes everything possible.
The QR Code Generator - Free Online QR Code Generator to make your own QR Codes. Supports Dynamic Codes, Tracking, Analytics, Free text, vCards and more.
QR Droid - QR Droid Zapper
QRStuff - QRStuff Free QR Code Creator - Color QR codes, 20+ data types, no sign-up required