You’ll be a scanner in no time with this guide to getting the all-conquering QR codes ...

Google has started rolling out a new Quick Share feature that lets Android users share files with iPhones using QR codes. iPhone users can scan the QR code through the Camera app, after which the file ...

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.