Glympse - Glympse is the easy way to safely share your location in realtime. No sign-up needed.
Skulpt Aim - Innovative device for measuring body composition
OwnTracks - Cross-platform location sharing
MeasureTalk - Body measurement App - Measure your body to get best fitting clothes in your closet
Zenly - Zenly is a GPS tracker to locate your friends in realtime.
Withings Body Cardio Scale - A scale that measures your full body composition