Intel or PPC, Tiger or Catalina, CCC has the tools to keep your system running at its best. Maintenance. Catalina Cache Cleaner is a one-stop solution for all of your macOS X maintenance needs.Catalina Cache Cleaner is one of the world’s leading maintenance tools, with millions of downloads around the globe. Novice and expert users alike will appreciate the powerful toolset CCC provides. CCC makes system maintenance simple with an easy point-and-click interface to many macOS X functions. Catalina Cache Cleaner is an award-winning general-purpose tool for macOS X.