Glympse - Glympse is the easy way to safely share your location in realtime. No sign-up needed.
Houseparty - Brining empathy to online communication.
Zenly - Zenly is a GPS tracker to locate your friends in realtime.
Booyah - Video chat with up to 12 friends at the same time.
OwnTracks - Cross-platform location sharing
Airtime - Hang out with group video, share music & videos