1984 (unused)[]
Used in Windows 1.0 Development Release 1-4.
1984–1985 (unused)[]
Used in Windows 1.0 Development Release 5.
1985–1990[]
Used in Windows 1.x and 2.x.
1990–1992[]
Used in Windows 3.0.
1992–1995[]
Used in Windows 3.1.
1995–2001[]
Used in Windows 95, 98, 2000 and ME.
2001–2007[]
Used in Windows XP.
2004–2007 (unused)[]

BETTER LOGO NEEDED |
Used in Windows Longhorn.
2007–2009[]

Used in Windows Vista and Windows Server 2008.
2009–present[]

Used in Windows 7 and Windows Server 2008 R2, as well as Windows 8, Windows 8.1 and Windows Server 2012. It is also used in the LTSB/LTSC Enterprise versions of Windows 10 and Windows 11
2010–2016[]
Used in Windows Phone 7, 8 and 8.1. Background color is user chosen.
2013 (unused)[]
Used in Windows 8.1 Builds 9364-9405.
This App was originally called Calculate.
2013 (unused)[]
Used in Windows 8.1 Builds 9405-9415.
2013–2015[]
Used in Windows 8.1.
A Calculator Metro App was introduced in Windows 8.1.
2014–2015 (unused)[]
Used in Windows 10 Builds 9913-10158 and still seen partially in Windows 10 and 11's calc.exe small resolution icon.
It's similar to the Calculator icon seen in Windows Phone 7, 8 and 8.1.
2015–2020[]
Used in Windows 10.
2016–2020[]
Used in Windows 10 Mobile.
2019 (proposed)[]
Icon seen in the Office 365 Icons Video.
2020 (1st prototype)[]
2020 (2nd prototype)[]
2020 (3rd prototype)[]
2020 (4th prototype)[]
2020 (5th prototype)[]
2020 (6th prototype)[]
2020 (7th prototype)[]
2020–present[]
This logo was originally designed for Windows 10X, but was only used in Windows 10 and 11.
2021 (unused)[]
Seen in the Windows 11 introduction video.