1. MBC

    MessageBird is an enterprise-grade cloud communications platform offering API solutions for SMS, Voice and Chat for +15,000 businesses.

  2. C2Call offers SDKs for mobile and browser-based calling solutions.

  3. Chat API & In-App Messaging SDK for Mobile & Web Apps Innovate fast, save development cost and delight users with a scalable, secure and customizable Chat

  4. SendBird is messaging-as-a-service.

  5. Enable Voice, Video and Text Chat on Website and Mobile Apps using CometChat's Messaging & Chat API.

  6. Our hosted video chat API makes it simple for devs to embed beautiful multiparty video into apps on any device. Learn more here: https://t.co/4b5EbRg0SG