RingCentral provides cloud computing based business phone systems designed for today's mobile and distributed business world. By combining a hosted, multi-extension business phone system with advanced voice and fax functionality, RingCentral simplifies business communication for modern, flexible business environments. RingCentral offers small businesses the type of world-class business functionality that, until recently, was available only to large corporations. RingCentral capabilities include auto-receptionist, flexible extension structure, multiple voicemail boxes, smart call routing, business answering rules, extension dialing, call transfers, and elegant integration with Smartphones. RingCentral provides all the telecommunication capabilities that today's businesses demand, while completely eliminating the need for expensive on-premise phone systems.