What are some alternatives?
GoToWebinar - Webinar & Online Conference | GoToWebinar
Zoho Meeting - Free web conferencing, online meeting, desktop sharing solution from Zoho.
BigMarker - Pricing for BigMarker's webinar software. All plans include unlimited webinar hosting, recording, storage, and playback. Start a 14-day free trial today!
ON24 - Care about marketing and audience engagement? ON24's webinar software brings you interactive tools that make webinar automation really simple.
Samepage - Easy to setup collaborative tool and file syncronization cloud application
GoToMeeting - GoToMeeting is a web conferencing service offering a range of services which are available on Mac, PC, iOS and Android devices.