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 ...

Use Code Scanner on iPhone to scan QR codes and seamlessly navigate to the destination link. Use the Camera app to scan codes in record time since the camera is just a swipe away, with QR code URLs ...

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.