Monday, July 11, 2011

Google acquires #QR code-based loyalty card startup Punchd | ZDNet

The way Punchd works is simple: every time you buy something from a participating store that’s part of a customer loyalty program - like buy five cups of coffee, get one free - you get to scan a QR code behind the counter. The Punchd app keeps track of how many times you’ve gotten your virtual punchcard alerts the user when they get their freebie.

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