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!
Optiscan is a paid qr reader by Airsource. At the time of this writing, Optiscan is available for $1.99 in the Apple App Store. It allows you to share QR codes straight from your device! Also, you may generate a qr code using this Apple app.
3GVision is one of the founding barcode reading developers, since 2000. Its qr reader is named, “i-nigma.” I-nigma has become standard in Japan as it supports more than 600 phone types. The i-nigma Barcode Reader Software Development Kit is licensed to many mobile developers . . .