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 ...

About nine months ago, Alexander Muse and Rylan Barnes launched "Shop Savvy," an application for smart phones. It's designed to help you find the cheapest price - in the nearest location - of whatever ...

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, ...

As smartphones have become more and more ubiquitous, so have QR codes. These maze-looking squares are a type of matrix bar code that contains data — usually, QR codes point to a website or open a ...