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 ...

Raise your hand if you've ever had to rush to the library to print something. If most of us don't have the space for clunky printers, chances are we also don't keep a scanner at home. That's what ...

How iPhone turns the Camera app into a code reader 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 ...

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 ...

Your smartphone is full of surprises. There's an app if you want to use your phone as a magnifying glass or scanner. Tap or click here for hidden apps on your smartphone and how to find them.