People use popular chat apps like Whatsapp, Signal, and Telegram for business communication. However there is a difference between a dedicated e-conferencing application and a simple chat system. To create such an app for your business, you need to understand how video chat works.

Let me explain this with a simple example. Imagine you are building an online video chat application. Now, we need 2 browsers (clients) - the caller and the call receiver. To connect phones and download devices, you need a server in the middle. This server is responsible for exchanging messages between the two browsers.

To know more on how to build a video chat app with JavaScript & WebRTC, Kindly check the post,
https://www.contus.com/blog/build-webrtc-video-chat-app-with-javascript/