Top 10 Chat, Audio & Video Calling API & SDK Providers for Enterprise Business

[BigD]

Voximplant is not listed here… why?

[grantwilson]

We used Contus Fly for Librivox volunteering project last summer.

[grantwilson]

Any comparison between ChatCamp and Contus Fly? Perhaps someone managed to use both and can give some feedback. Thanks.

What are the best alternatives of Quickblox for including a real-time chat to buy essays cheap in an Android app

[florianmarcu]

Great article! I'd also mention this iOS codebase, which could be extremely useful for those who want to add chat to their apps, but they also want full access to the source code, for maximum customizability.