Glympse - Glympse is the easy way to safely share your location in realtime. No sign-up needed.
Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates
OwnTracks - Cross-platform location sharing
MessageBird - Reach 7 billion phones in seconds via SMS, Chat & Voice. Try it for free and improve your communication.
Mapple.me - Mapple.me bridges the gap between available time and availability of friends to increase social...
Plivo - Plivo simplifies your customer engagement.