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.

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.

Scan QR codes faster with these tips. Image: D. Griffin Jones/Cult of Mac You can scan a QR code directly from your iPhone — you don’t need to download a third ...

The sign on the post at the pizza joint in Detroit had just one word on it, "Dog," and a QR code. My first reaction − and unfortunately this is how it goes when you write a little too much about fraud ...