However, Windows font is of True Type format (.ttf) which is supported in Mac. But unfortunately, you cannot use the Mac font in Windows as both Windows and Mac use different font rendering technology.
The MacOS has a good collection of the font which is nicer, smoother, easier and optimized to read than the ones available in Windows.
Professional users like artist and web designers mostly switch between Mac OS and Windows for their work and would love the way the Mac renders the font. If you are a Mac user and use Windows system for occasional work, you will find that Mac has some beautiful collection of fonts which are not available in Windows.
