Untappd

Untappd is a mobile and web based social network for beer drinkers that allows them to check-in to what they're drinking and where, rate and review the beer, and share it with their friends across multiple third party social networks. By trying different beers and locations, user can unlock themed badges and promotions. In addition, Untappd provides a layer of real time analytics and a targeted marketing platform for breweries, distributors and beer related venues.