Around.co - Around.co is an app that provides video calls to remote teams all around the world.
Zoom - Equip your team with tools designed to collaborate, connect, and engage with teammates and customers, no matter where you’re located, all in one platform.
Whereby (formerly appear.in) - Collaborate from anywhere - video meetings with no downloads
WebEx - Cisco WebEx Web Conferencing, Online Meetings, Desktop Sharing, Video Conferencing
Team.video - Happier, more productive video meetings
Skype - Stay in touch with your family and friends for free on Skype. Download Skype today to chat and call on desktop and mobile.