Voice over Internet Protocol (VoIP) is being driven by the growth in advanced technology and development of wireless mobile communication system. Moreover, increasing number of portable devices has led to the development is also resulting in the growing demand for VoIP services. Companies providing VoIP services are also constantly updating their services to compete in the global VoIP services market. Availability of high-speed internet infrastructure for speeding up the process of operation for both individual and enterprise is also contributing to the growth of the global market for VoIP services. Enterprises are also expanding, this expansion is expected to drive the demand for an efficient communication system. One of the major factors driving the growth of the global VoIP services market is the increasing adoption of Bring Your Own Device Policy (BYOD) in the companies. BYOD include laptop, tablets, and smartphones. Meanwhile, companies are also developing mobile applications that can work with Microsoft Excel, Word, and PowerPoint.