As smartphones have become more and more ubiquitous, so have QR codes. These maze-looking squares are a type of matrix bar code that contains data — usually, QR codes point to a website or open a ...

You can scan a QR code using the camera on your smartphone, tablet, or computer. Scanning QR codes lets you easily access websites, restaurant menus, videos, and more ...

QR codes are a type of barcode, or scannable pattern, that contain various forms of data, like website links, account information, phone numbers, or even coupons. QR codes are found everywhere from ...