Developer: Groupon
Price: Free
Groupon is a simple app for  The app presents you with one great deal per day, specific to your current location.  Groupon gives you a lot of information about the deal, as well as the ability to buy it directly through the app.  Additionally, it shows you the exact location of the deal, as well as how many other people have purchased it.  Groupon is a great app for those that enjoy getting good deals.