Facebook Places

Easily share where you are, what you're doing and the friends you're with right from your mobile. Never miss another chance to connect when you happen to be at the same place at the same time. Check in to get individual discounts, share savings with friends, earn rewards for repeat visits or secure donations for good causes.

See the reference side-by-side comparison Foursquare vs Facebook Places, Google Latitude, Gowalla, Loopt