IDC's Worldwide Semiannual Public Cloud Services Tracker® monitors the evolving and shifting competitive dynamics of the public cloud services market. It tracks and measures the individual public cloud services providers' historical business performance and forecasts five years into the future — across 52 geographies and 82 discrete market segments. This extensive coverage of vendor share information enables both global and local players to benchmark themselves in terms of business growth and market penetration. Software vendors, systems integrators, value-added resellers, distributors, investors, and other users will be able to keep track of the market performance of main competitors such as Alibaba, Oracle, Google, Microsoft, and Amazon Web Services as well as identify the newcomers to the market and measure the impact and potential of those new players on the competitive landscape.

Technology Coverage


This tracker provides the total market size and vendor share of 82 discrete market segments. The measurement for this tracker is revenue. The following section lists the secondary markets that group the 82 discrete markets.

Core Coverage

  • Deployment category: PaaS, SaaS — applications, SaaS — system infrastructure software, and IaaS
  • Secondary markets:
  • Analytics and business intelligence software
  • Application development software
  • Application platforms
  • Artificial intelligence platforms
  • Collaborative applications
  • Content workflow and management applications
  • Customer relationship management (CRM) applications
  • Data management software
  • Endpoint management
  • Engineering applications
  • Enterprise resource management (ERM) applications
  • Integration and orchestration middleware
  • Physical and virtual computing software
  • Production and operations applications
  • Security software
  • Software quality and life-cycle tools
  • Storage software
  • Supply chain management (SCM) applications
  • System and service management software
  • PCIaaS — Networking
  • PCIaaS — Compute
  • PCIaaS — Storage

Geographic Scope


  • Asia/Pacific (excluding Japan and China) (13): Australia, Hong Kong, India, Indonesia, Korea, Malaysia, New Zealand, the Philippines, Singapore, Taiwan, Thailand, Vietnam, and rest of Asia/Pacific
  • Canada
  • Central and Eastern Europe (6): Czech Republic, Hungary, Poland, Romania, Russia, and rest of CEE
  • Japan
  • Latin America (7): Argentina, Brazil, Chile, Colombia, Mexico, Peru, and rest of Latin America
  • Middle East and Africa (6): Israel, Saudi Arabia, South Africa, Turkey, the United Arab Emirates, and rest of Middle East and Africa
  • China
  • United States
  • Western Europe (16): Austria, Belgium, Denmark, Finland, France, Germany, Greece, Ireland, Italy, the Netherlands, Norway, Portugal, Spain, Sweden, Switzerland, and the United Kingdom

Data Deliverables


This tracker is delivered on a semiannual basis via a web-based interface for online querying and downloads. The following are the deliverables for this tracker. For a complete delivery schedule, please contact an IDC sales representative.

  • Half-year vendor shares by market by geography
  • Annual five-year forecasts by market by geography

Forecast Coverage


Forecasts for this tracker are updated semiannually and include five years of annual forecasts. Forecasts are available at the worldwide, regional, and country levels. Details of the forecasts included in this tracker are as follows.

Core Forecast Coverage

  • Markets (previously listed)
  • Regions
  • Countries
  • Rasmus Andsbjerg

    Associate Vice President, Public Cloud Services and Software Trackers

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  • Julie Ross

    Research Director, Worldwide Software and Public Cloud Services Trackers

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  • Martin Nuska

    Senior Research Manager, Software, Czech Republic

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  • Takashi Manabe

    Group Director, Software/Service Solutions, Data & Analytics, IDC Japan

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  • Liew Siew Choon

    Senior Research Manager, Public Cloud Services, IDC Asia/Pacific

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  • Rachel Liu

    Associate Research Director

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  • Enrique Phun

    Senior Analyst, Software, Latin America

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