ThingSpeak - Open source data platform for the Internet of Things. ThingSpeak Features
Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates
Knowi - Knowi is an augmented analytics platform that instantly connects to any data, anywhere, and exposes previously unseen insights through AI to accelerate your business success.
MessageBird - Reach 7 billion phones in seconds via SMS, Chat & Voice. Try it for free and improve your communication.
Countly - Product Analytics and Innovation. Build better customer journeys.
Plivo - Plivo simplifies your customer engagement.