[youssefbasha]

1-Skype
2-Discord
3-Gmail
4-Yahoo
5-Hotmail
6-Team Speak
7-Line
8-Viber
9-What's App
If i forget thing Reply down with it and i will add it .
...........................................................................
On Myself i will choose Discord because it is the best app ever i used it so what about you guys? Reply Down!

[Hero^]

I use
Skype
GmAIL
Whatsapp
Messenger ( Facebook Messenger )

[sagher]

I am using :
1-Skype
2-Hangout (Google)
3-Kik
4-Viber
5-What's App
6-Imo
7-Hike
8-Nimbuzz
9-BBM
10-Facebook Messanger
but most busy ones are Whatsapp, imo, skype, Facebook Messanger.

[perry]

steam
skype
watsapp

thats it.

[kubanek_kuba]

Mainly Messenger and TeamSpeak but sometimes Steam. Few years ago I was using Skype but I've changed it to TeamSpeak.

[Dudi]

I very rarely use chat applications. I used these apps: Facebook web messenger, Skype (Android, web), IRC (web).
And for gaming I used Teamspeak too.

[Vuluts]

In work I use Skype and for personal I use Facebook Messenger.

[maroon93]

i m using some of that like :
Whats App (my favorite)
FB Messenger
Line
BBM
etc..

[YOuNeS_Dz]

well i use
Messenger
Viber
Skype
Hotmail
Discord