57% of consumers who have scanned a QR code say they did nothing with the information, compared to 21% who shared the information with someone and 18% who made a purchase, according to a survey released in January 2012 by Chadwick Martin Bailey (CMB). In fact, of those who have scanned a QR code, just 41% said that they found the information they received useful, while 42% had mixed feelings and 18% said the information was not useful. On a more encouraging note, though, 70% of these consumers found QR codes easy to scan, compared to just 7% who found them difficult.
Overall, just 21% of the survey respondents said they had heard of QR codes, although 81% recalled seeing one when presented with an image. According to an October 2011 survey from strategic marketing firm Russell Herder, 72% of consumers said they had seen a QR code, but nearly 30% did not know what it was. Read the rest at Marketing Charts.