What is a QR Code? A quick-response code (QR code) is a type of barcode that contains data for a locator, an identifier, and web tracking. QR codes have been around for a long time. They were first ...

QR codes are akin to the kind of barcodes you see scanned at the checkout line in a store. Masahiro Hara, working for the Japanese company Denso Wave, invented QR codes in 1994. Tasked with ...

How to make a QR code Plenty of apps for computers and mobile devices will happily create a QR code for you. There are no major differences between most, so it doesn’t matter too much which one ...

A QR code is really a visual URL, and a URL can direct users to so many experiences: images and GIFs, mp3s, videos — they can even open the app store and direct a consumer to download your app.

How to scan QR codes on an Android device Open your Android camera app. Some third-party camera apps have built-in QR scanners, but not all, so you might as well use the native app. Point the ...