Mashable - The newly launched SavingStar web, iPhone and Android apps reward consumers with cash back when they redeem paperless coupons, and the startup believes it can cut through the mobile coupon clutter with a product that mirrors how consumers purchase groceries on a regular basis.Here's how it works: A SavingStar user signs up and enters his or her grocery and drugstore loyalty cards. He can then browse ecoupons from more than 100 merchants and click on them to link them to loyalty cards. Then, when the customer buys the items in questions, the savings are posted to the SavingStar account.
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