There are a few different ways to scan QR codes on Android. How to scan QR codes with an Android phone But how do you scan it? There are a couple of ways. If QR codes had stayed inside factories we probably wouldn’t care, but they’re used for all kinds of things now: coffee shop loyalty programs, e-tickets for sports and concerts, 'find out more' links on adverts or packaging, and sharing contact information.įor most of us, the main reason to use QR codes is to obtain a web link to find out more information about something or to get a password for a wireless network: scan the code and the information should appear in your web browser or connect you to the network. The three squares help the scanner or camera orient the image. Machines can read QR codes more quickly than barcodes, and QR codes can also store more data in less space.Ī QR code, yesterday. It’s a smarter version of the ubiquitous barcode, and it was originally developed in Japan for the automotive industry.
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