RingCentral - RingCentral is the leading provider of cloud-based communications and collaboration solutions for small business and enterprise companies
Zoho Meeting - Free video conferencing, online meeting, desktop sharing solution from Zoho.
Dialpad - Switch is a cloud-based phone system built for Google Apps users.
Airtime - Hang out with group video, share music & videos
Aircall - Aircall is a call center software of a new generation designed for fast growing companies. Setup instantly and integrates to your CRMs
Voxox CloudPhone - Get a local or toll-free business number that automatically answers, routes and transfers calls, plus other professional business phone services.