4.5
Free
Signal
Free secure messaging app
If the download doesn't start automatically, click here.
Free
Free secure messaging app
Free
Complete IM client with cute design and great features
Free
Viber on your Mac Desktop
Free
A safer way to chat
Free
Zoiper: VoIP Client Supporting High Quality Protocols
Free
Team communication: give it some slack
Free
A free program for Mac, by Crossloop.
Free
The granddaddy of all VoIPs
Free
Chatting with friends & family near and far
Free
Webcam software and screen recorder
Free
A free program for Mac, by Hiroaki Kikuchi.
Free
A free chat and video app