QR codes–square, dot-matrix variants of the venerable UPC–are becoming an increasingly popular way to share information such as URLs, contact details, GPS coordinates, and calendar events. The idea is ...

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 ...

Your Android or iPhone can probably already scan QR codes. Here's how to do it no matter what phone you have. When he's not testing the latest phones or phone cameras, Andrew can normally be found ...

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 ...