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.

You can scan a barcode with your iPhone by using a third-party app. Currently, there are no built-in apps that can read ...

You can scan QR codes and documents on your iPad using the Camera and Notes apps. Here's everything you need to know to scan ...