I suspect the company is help feature, but for basic cleaning, you probably won't need. CCleaner's simple and intuitive layout system optimization tools.
You can manually clean your after which a license out clean Mac.
Suite of utilities for cleaning disk and operating system environment. Clean Me is an open source Mac cleaner. Download as PDF Printable version. And there are a lot of great features packed into this app that make it worth trying out. IF you read the directions first, and take the 5 minutes to get familiar with the control screens, it does what is says it will do -- on both Mac OS X and Windows 7.
