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 ...

What is a QR Reader? A QR reader is a device that can read the information on a QR code. It may be an app or software, but it must have this capability to scan and decode the data in order for you to ...