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 in the 1990s to scan car parts, the barcodes got a ...

This allows you to take a few liberties when it comes to designing a QR code. Perhaps you can put your logo in the middle of a QR code, or add a wrapper around the QR code that fits in with the ...