Want to know if that CD you're about to buy is cheaper online? Point your iPhone at the bar code and in seconds this app will look up competing prices. Rick Broida Senior Editor Rick Broida is the ...

While you can use your iPhone's Camera app to automatically scan QR codes by just holding the camera in front of the QR code and taping a pop-up, traditional barcodes are a different matter because ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Food barcode scanner apps such as the French-made Yuka that provide nutritional ratings based on a products' ingredients are ...

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.