RingCentral - RingCentral is the leading provider of cloud-based communications and collaboration solutions for small business and enterprise companies
FreedomPop - FreedomPop is a free internet and phone service provider that offers the free phone services.
Dialpad - Switch is a cloud-based phone system built for Google Apps users.
CallMultiplier - CallMultiplier is an all in one voice broadcasting and text messaging service that allows you to send automated calls and text.
Aircall - Aircall is a call center software of a new generation designed for fast growing companies. Setup instantly and integrates to your CRMs
Zaplee - Zaplee is a global cloud-based PBX phone system.