You can scan a QR code using the camera on your smartphone, tablet, or computer — however, you may need to download an app.

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

QR codes have now become a common feature in our daily lives and are appearing on almost everything from product packaging to tickets and restaurant menus. Scanning these codes usually provides quick ...

Free software on your phone or tablet lets you scan, create, edit, annotate and even sign digitized documents on the go.