The App Store in iOS 7 now allows you to redeem iTunes cards using your camera, a feature added to iTunes 11 on the Mac back in November last year.
The ability to read barcodes is now built into iOS 7, allowing other developers – not just Apple – to take advantage of it. There are, of course, already a whole bunch of shopping apps that scan barcodes, but it’ll now be something any developer can easily add to any relevant app. Apple has incorporated the barcode reader into Passbook, allowing for manual adding of coupons that don’t yet offer a Passbook card.
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