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 ...
With a little casual hexadecimal memorization and pattern recognition skill, you can become a QR code-reading machine — no pesky computer required! The black and white boxes represent binary 1s and 0s ...