...and has been for a long time. See
http://www.go-evolution.org/FAQ#Does_a_version_for_Microsoft.28R.2CTM.2CC.2Cwhatever.29_Windows.28R.2CTM.2CC.2Cwhatever.29_exist.3F
There is also an .msi installer file available for 2.22.1, but it's still in testing.