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.

QR or Quick Response codes are one of the most popular ways to access information on the go. Invented in 1994 and once considered the wave of the future, part of the QR code revival that started in ...

Question: Do I still need a separate app to scan bar codes and QR codes with my iPhone? Answer: Quick Response (QR) codes — those black-and-white square images often found on packaging — have been ...

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.