If, for whatever reason, you can’t figure out how use your phone’s built-in QR reader, there are many free easy-to-use QR code reader apps available for iOS and Android.

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 ...

With contactless interactions more common than ever, there is more of a need to read a QR code than ever. Here's how to read QR codes using your iPhone, iPad, or iPod touch.