The problem with QR codes in the past was that iPhones couldn’t scan them on their own: you had to download and open an app, and who could be bothered with that? But these days, thanks to a feature ...

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 codes have become an established means to connect people regarding accessibility, payment systems, and other options. Through these scannable codes, people can now have quick access to an ...