Businesses have long been even more Windows-centric, but macOS has found a place in several key segments: software development, creative and marketing work (such as image editing, video production, and layout), and website design and creation. computers, 29% of British computers, and 25% of Canadian computers. Microsoft’s Windows operating system still dominates on computers, but Apple’s macOS is in use by 17% of the global desktop computing population, according to StatCounter - and by 27% of U.S.