You can scan a barcode with your iPhone by using a third-party app. Currently, there are no built-in apps that can read barcodes. Your iPhone can automatically scan QR codes using the built-in camera ...

I manage a swim club during the summer and want to build a basic (web-based, database back-end) member check-in app. The membership cards haven't been printed yet for the season, and it wouldn't be ...

Why your phone’s camera is secretly a barcode scanner Modern phones treat barcodes and QR codes as just another kind of visual information, so the same camera you use for photos can also read the ...