Glympse - Glympse is the easy way to safely share your location in realtime. No sign-up needed.
Duolingo - Duolingo is a free language learning app for iOS, Windows and Android devices. The app makes learning a new language fun by breaking learning into small lessons where you can earn points and move up through the levels. Read more about Duolingo.
Zenly - Zenly is a GPS tracker to locate your friends in realtime.
Memrise - Learn a new language with games, humorous chatbots and over 30,000 native speaker videos.
OwnTracks - Cross-platform location sharing
Busuu - Join the global language learning community, take language courses to practice reading, writing, listening and speaking and learn a new language. Learn English with busuu's .