Component Template Creator CK v4 to be installed in Joomla! 3.x (it can export joomla templates for the version 2.5 or 3.x).
Template Creator CK will be compatible with Joomla! 4 soon, when a stable version of Joomla! 4 will be released. It works with latest versions of Joomla! 3.
The templates from the V3 are compatible with the V4.