Executive Editor David Carnoy has been a leading member of CNET's Reviews team since 2000. He covers the gamut of gadgets and is a notable reviewer of mobile accessories and portable audio products, ...

Amazon Mobile for iPhone now has a bar code scanner that lets you see, scan, and buy products on the spot. Jessica Dolcourt VP, Content Operations and Commerce, CNET Group and CNET Labs Jessica is a ...

On iPhone, the built in Camera app is the primary gateway to this hidden scanner. When you open Camera on your iPhone and point it at a QR code, the software looks for the square pattern inside the ...

A somewhat quirky aspect of iOS 14 is that there are some hidden apps lurking beneath the surface. They are impossible to access, however, unless you know where to look. One representative example is ...

The QR code system was originally invented back in the year 1994, pre-dating the smartphone by a decade and a half. The QR code (Quick Response code) that was once mainly aimed at identifying products ...

QR or Quick Response codes are one of the most popular ways to access information on the go. Invented in 1994 and once considered the wave of the future, part of the QR code revival that started in ...