Social and instant messages apps

a FREE messaging and video calling app. ...

Telegram messaging app. ...

Messenger app for voice and video calls and chat. ...

Facebook social network app. ...

Instagram social network. ...

Twitter social network app. ...

Skype messaging service, audio and video calls. ...

Microsoft meeting service app, Microsoft Teams. ...

Discord messaging, calling and video streaming service. ...

A server-based voice, video, and messaging app. ...

a Messaging and voice room service. ...

a FREE messaging and video calling app. ...