Do i need an app to read qr codes6/21/2023 Point your camera at the QR code as if you are about to take a picture of it.However, they are becoming increasingly popular and are being used in other areas like electronic prescriptions and even a way to pay your bills. Today QR codes are more commonly used by many businesses as a contactless way to check-in. QR technology has been around since the 90s and became common in advertising as an easy way for advertisers to direct people to product websites without the need to type out the web address. Your smartphone’s camera ‘scans’ or ‘reads’ the barcode then takes you to a new web page. QR (Quick Response) codes are those black and white square barcodes you see at the entrance of many places like shops, cafés and restaurants. Advantages of using QR codes for checking-in.
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