ClockMaker 2.0 will work on the following Operating Systems :-
Minimum of OS X 10.10.5 & higher. It is code-signed and notarized for 10.14.5 and higher (Includes Catalina & Big Sur).
Windows 7 SP1 1
Windows 8 & 8.1
Windows Server 2008 & Higher.
Please note that Windows XP & Vista are no longer supported. If it works, any future upgrades may not.
1 - Windows 7 is no longer supported by Microsoft as of January 2020. We do not guarantee future compatibility with ClockMaker.