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.

Add Yahoo as a preferred source to see more of our stories on Google. You don't need your phone to open a QR code. You probably already know how to scan a QR code with your phone. It's simple enough: ...

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 ...

Use Code Scanner on iPhone to scan QR codes and seamlessly navigate to the destination link. Use the Camera app to scan codes ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. You probably already know how to scan a QR code with your phone ...