Twilio - Brings voice and messaging to your web and mobile applications.
AppNext - AppNext offers mobile monetization and app distribution solutions.
Plivo - Plivo simplifies your customer engagement.
Liftoff.io - eCommerce & web to print platform
MessageBird - Reach 7 billion phones in seconds via SMS, Chat & Voice. Try it for free and improve your communication.
Localytics - App analytics and marketing for iPhone, iPad, Android, HTML5, Blackberry and Windows apps.