Not all smartphones require a third-party app to scan QR codes. Kurt "CyberGuy" Knutsson shows you how to scan codes using ...

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.

Amazon has released an updated version of its iPhone app which lets you search for items by scanning their barcodes with your phone’s camera. That means you can walk through a store, pick up an item, ...