In China, we often use Wechat , it is a platform for us to chat with our friends, put our status on "Moments",and share music via QQmusic or some music software, and it has many useful features like walki talki,video call, voice call....haha.
So what do you use in your countries?
I know that Korean may often use kakao talk and line(?).
In Thailand, the famous chat program is Line and Facebook for sharing thing and chat also.
we used many chat softwares : zalo, skype, wechat, line, facebook...but main ones are Zalo and Facebook massenger