OpenVidu allows you to add video-call functionalities to any app and service among many other things. The process is really simple: OpenVidu offers all the necessary services and tools. You just need to integrate them in your app to start enjoying its benefits:
One-to-One, One-to-Many, Many-to-Many calls
Decide which user can publish and which can't with predefined roles
Send audio + video, audio-only or video-only streams
Broadcast text messages
Mute any track whenever you want
Share your screen
Record your videocalls