IDC's Worldwide Quarterly Unified Communications and Collaboration Tracker® greatly enhances clients' ability to quickly and effectively respond to the latest trends in the dynamic unified communications and collaboration (UC&C) market. IDC's Worldwide Quarterly Unified Communications and Collaboration Tracker® provides insight into customer trends by delivering worldwide and regional historical market share and forecast information for a number of UC&C markets: specifically, IP telephony systems/UC (IP phones and IP PBX), enterprise videoconferencing systems (videoconferencing room endpoints, huddle room endpoints, and videoconferencing infrastructure), UC collaboration, and managed/hosted voice/UCaaS (hosted voice/public cloud [UCaaS], managed voice/private cloud [UCaaS]). In addition, the communications platform–as–a–service (CPaaS) market is covered as an optional add-on.

Technology Coverage


This tracker provides total market size and vendor share for the following technology areas. Measurements for this tracker are in units/lines/licenses/seats and vendor revenue. Historical data by vendor and technology starts with 1Q17 for UC&C and starts with 1Q19 for CPaaS, and it continues to the current quarter. Forecast data includes a five-year annual forecast.

UC&C Coverage

  • Company and vendor
  • Technology: IP telephony systems/UC, enterprise videoconferencing systems, UC collaboration, and managed/hosted voice/UCaaS
  • Product: IP phones, IP PBX, videoconferencing room endpoints, huddle room endpoints, videoconferencing infrastructure, UC collaboration, hosted voice/public cloud (UCaaS), and managed voice/private cloud (UCaaS)

Optional Add-On: CPaaS Coverage

  • Company and vendor
  • Technology: CPaaS
  • Product: Messaging, voice, video, email, other APIs, and miscellaneous services

Geographic Scope


  • North America
  • Europe, Middle East, and Africa (EMEA)
  • Asia/Pacific (including Japan) (APJ)
  • Latin America

Data Deliverables


This tracker is delivered on a quarterly basis via a web-based interface for online querying and downloads. Deliverables for this tracker are listed below. For a complete delivery schedule, please contact an IDC sales representative.

  • Historical data
  • Forecast data
  • Written analyses, trend explanations, and insights that are further provided by IDC's Worldwide Enterprise Communications Services and IDC's Worldwide Unified Communications and Collaboration Continuous Intelligence Services (CISs)
  • Petr Jirovsky

    Senior Research Director, Network and Telecommunications

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  • Rohit Mehra

    Group Vice President, Network and Telecommunications

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