It has four modes: standard, scientific, programmer, and a graphing mode. Windows Calculator is a software calculator developed by Microsoft and included in Windows.
Proprietary Software ( Windows 1.0 - Windows 8)
IA-32, x86-64 and ARM (and historically DEC Alpha, Itanium, MIPS, and PowerPC) All versions of Microsoft Windows, Xbox system software, Windows 10 Mobile, Windows Phone, Linux