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, ...

A benign barcode scanner with more than 10 million downloads from Google Play has been caught receiving an upgrade that turned it to the dark side, prompting the search-and-advertising giant to remove ...

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.

The iOS app screen shows all the apps installed on your iPhone—or does it? There’s actually a hidden QR scanner app on all iPhones running iOS 14 that you can’t normally find in the app launcher. The ...

QR codes may not be super popular today, but many small and local businesses are still using them to offer their customers exclusive discounts and benefits. However, most phones today, by default, don ...

With Quick Response (QR) codes, sharing and getting information has never been so quick and easy. There are tons of generator apps and tools out there that you can use to create a QR code for ...

Bar code scanning is an easy way to track your business inventory or even keep tabs on office supplies. Many bar codes contain a lot number. A lot number is an ID that shows which batch or lot a ...

Bar code scanning has become the de facto system used in retail, as well as many other industries, due to its accuracy, speed and cost-effectiveness. Moreover, it is an approach that provides ...