Zenly - Zenly is a GPS tracker to locate your friends in realtime.
Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Radar Chat - Radar Chat lets you communicate with people nearby and discover things in the world around you.
Capture - A great free screen capture utility that allows you to capture either a window or the desktop and save it to either a file or the clipboard.
Babble - A more personalized social network
LocationAPI - Instantly locate any device w/ WiFi, celltowers & IP address