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Operating systems market share of desktop PCs 2013-2020, by month

Microsoft Windows is the dominating desktop operating system (OS) worldwide as of July 2020, with a share of 77.74 percent. Apple’s Mac operating system has been gaining market share over the years, albeit remaining a minor player in the desktop OS market. Linus, the third most popular desktop OS, has a small but stable share of the market.

Different versions of Microsoft Windows

From its initial release in 1985, Microsoft Windows has gone through endless mutations. Notable versions include Windows 95, Windows XP, and Windows 7. Windows 10 is the newest addition to the family, being able to run on PCs, tablets and embedded devices. Windows is also the server computer OS with the largest market share of over 70 percent in 2019.

Apple’s Mac operating system

Having an equally long history, Apple’s Mac operating system (macOS, previously Mac OS X and OS X) also went through different releases. The most recent version macOS Catalina (version 10.15) is the sixteenth release of macOS. Released in October 2019, macOS Catalina is already run on almost 53 percent of the Apple computers as of June 2020. macOS runs on Apple’s Mac computers, including the MacBook, which is Apple’s laptop PC product including the MacBook Pro and MacBook Air, and the iMac – Apple’s desktop computer.

Global market share held by operating systems for desktop PCs, from January 2013 to July 2020

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Release date

August 2020



Survey time period

2013 to 2020

Supplementary notes

* 'Other' operating systems have included Android, iOS, and PlayStation operating systems.

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Statistics on "Operating systems"

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