FMOD - FMOD Studio is an audio middleware solution and engine for games.
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.
Wwise - Game audio engine, designed to give artists more control and save programmers' time.
WebEx - Cisco WebEx Web Conferencing, Online Meetings, Desktop Sharing, Video Conferencing
SoLoud - Easy to use, free, portable c/c++ audio engine for games.
Skype - Stay in touch with your family and friends for free on Skype. Download Skype today to chat and call on desktop and mobile.