2600Hz is a provider of mobile and cloud communications software, offering a unified communications VoIP platform for small businesses, resellers and enterprise clients. Its platform, Kazoo, is cloud unified communications software that allows users to take control of their phone system, including voice, mobile, video, fax, and SMS through a suite of applications. Using its interface, users can create, edit and manage phone systems without being telecom experts. Kazoo also allows developers to create telecom applications with open access to Kazoo APIs.