Butter - Butter is a newly launched chatting application that focuses more on the privacy of its users.
Twilio - Brings voice and messaging to your web and mobile applications.
Whereby (formerly appear.in) - Collaborate from anywhere - video meetings with no downloads
Plivo - Plivo simplifies your customer engagement.
Zoom - Equip your team with tools designed to collaborate, connect, and engage with teammates and customers, no matter where you’re located, all in one platform.
MessageBird - Reach 7 billion phones in seconds via SMS, Chat & Voice. Try it for free and improve your communication.