Yes, absolutely — CleanMy® PC is still safe, stable, fully functional, and supported.
The most important changes are these:
- Windows 11 is the last supported OS for CleanMy® PC.
- There will be no new features in CleanMy® PC, only critical bug fixes.
- CleanMy® PC is moving from subscriptions to licenses; all active subscribers will receive a lifetime license, free of charge.
For more details, see this article.