By functional practically does not differ from the version of CCleaner for Windows, with some amendments to the particular architecture of Apple. For example, in ccleaner for mac os no registry cleaning tool (because the concept of the registry on Macs simply do not have). For the rest, this is still the same, well-known cleaner, helping to clean up the operating system and third-party applications.

System requirements:
Mac OS X version 10.6 or later

Home Page - https://www.piriform.com/mac/ccleaner