CallTower vs Star2Star

CallTower is a well-known provider of cloud-based Unified Communications solutions for businesses across the globe. They were established in 2002 and are headquartered in the United States. CallTower offers various services, including Cisco® HCS, Webex, Microsoft® Teams Direct Routing, Office 365, and more. The company integrates and supports industry-leading cloud-based communication solutions, enhancing strategic and operational capabilities for their clients. With a focus on VoIP services, mobile applications, email hosting, unified messaging, and collaboration tools, CallTower ensures seamless communication experiences. Although some customers have reported challenges with billing and service interruptions, most appreciate the reliability, efficiency, and support provided by CallTower. The company's commitment to integrating various platforms and delivering exceptional customer service sets them apart from their competitors in the communication solutions market.

Star2Star provided innovative services to managed service providers, small and big businesses, and other organizations from the beginning of cloud-based Unified Communication (UC) solutions. Blended Architecture, their secret sauce, brought together all their communication tools—video, audio, fax, IM, and presence management—into one user-friendly platform. With tens of thousands of sites throughout the globe, Star2Star served approximately 10,000 enterprises in a wide range of sectors. A recent customer satisfaction study found that they maintained an extraordinary reputation for quality, earning 92%. This was far higher than the typical ratings in the telecom sector. Star2Star ceased operations after being acquired by Sangoma in 2021. However, their services are still accessible through Sangoma's portfolio. Anyone interested in learning more can peruse Sangoma's most recent product catalog and support materials.