Kaywa Reader offers a PC download for a reader, and says, “just point your mobile to this page: reader.kaywa.com.” It will check if your phone is compatible with its QR Reader software . . . ” Pretty simple.
Quickmark feature a QR Code reader not just for iPhone, but for Android and Windows. Also, it offers developers the SDK, or Software Development Kit, to play with barcode software while the camera is taken care of, and license Quickmark’s software.
Upcode™ is used successfully on about 700 phone models, including: Symbian, UIQ, windows mobile, Iphone, Blackberry, Android and Java. Upcode™ seems like a very conscientious company, and would like feedback how you enjoyed the Reader!