What phones can scan QR Codes?

Nearly all smart phones should enable you to scan a QR Code. Primarily this will include iPhones, Blackberry’s, the Droid, Nokia Smart Phones, and others.

Some of these phones come with a QR Code reader installed. If not the user would need to download an app., which is typically free.

Here is a report on the percentage of people currently using smart phones:
http://metrics.admob.com/2010/04/45-million-us-smartphone-users-com...