What is a QR code? A QR code (short for Quick Response code) is a two-dimensional barcode that can be read by your smartphone camera. QR codes provide quick access to product information, promotions ...

The QR code is having an extended moment, given that we’re all still wary of dealing with physical documents, touching surfaces, and generally interacting with the world at large. The switch to ...

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You don’t need an app for this —your phone can do it already. You don’t need an app for this —your phone can do it already. The humble QR (or Quick Response) code has become ubiquitous. Invented back ...