Skype

Skype screenshots

Send instant messages, share files, and hold video conferences.
Main window
Skype 2.8 : Main window

Alternative downloads

Whatsapp
0.3.4480
FREE
Send messages, have group chats, and share pictures using the Whatsapp services.
Phone Amego
1.4c8.003
Dial your friends directly from your Mac.
Skype Widget
1.0
FREE
Dashboard widget that lets you dial calls.