Convoz - Connecting the world through collaborative conversations.
FireRTC - FireRTC is the easiest way to call from your computer for free
Facewebinar - Facewebinar is a free video conferencing, simple online meetings group chat into one easy-to-use...
Online Video Call - Make free video calls to anyone without registration.
WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.
Collabify - Easy online meetings, video conferencing and screenshare.