Foursquare Swarm: Check In
Android
At a loose end? Hook up with friends who are nearby
Android
At a loose end? Hook up with friends who are nearby
Android
Discover your city in this mix of social networking and gaming
iPhone
A location-based social application
Android
Pilgrim Toolkit: A Location-Awareness Engine for App Developers
Android
A free app for Android, by Foursquare.
Windows
The social network for discovering your city