Shopkick is a mobile app ( on both iPhone and Android so they get my vote!) that aims to reward customers for shopping and browsing.
It hands out virtual points to consumers even for entering a store like Macys, Toys R Us and Best Buy in the US.
It even links to the customers Visa Card to ensure that points are awarded for using that card and promises to reward customers with free coffees etc as you are recognised when you enter the store. It also has the ability to share other customers product reviews.
I think this is a great example of using digital technology to reward and enhance the customer experience with the clever use of data, content and context as I highlighted in yesterday's post on being customer centric
The video below gives you a flavour of the offering