In December 2012 Computerworld reviewed 7 video conferencing services and for each of them produced a 1-min video

>> Adobe Connect
>> Google Hangout
>> GotoMeeting
>> Lync
>> OmniJoin
>> Skype
>> Webex

Please Note

1. In our Virtual Mediation Lab we used to run our online mediation simulations with Skype. Not anymore. Instead, we now use Zoom.us
2. With ADRHub.com we are conducting a review of video conferencing software specifically for Online Mediation

Read on ... http://goo.gl/3IZuWx

Giuseppe Leone