Twilio - Brings voice and messaging to your web and mobile applications.
Suto - Get one-on-one expert product recommendations.
Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates
Likewise - Get recommendations you love, from people you know.
Clockwork SMS - Clockwork is an Easy Text Message API. An SMS API for Developers. Build powerful apps and include SMS. Signup is free, Try it now.
alomoves - Video-based fitness training from the world's top coaches