CCleaner - System maintenance application.
Mac Platform: Intel
OS Version: OS X 10.6 or later
Processor type(s) & speed: 64-bit processor
More info: http://www.piriform.com/ccleaner
CCleaner is a system optimization, privacy and cleaning tool. It removes unused files from your system – allowing your Mac to run faster and freeing up valuable hard disk space. It also cleans traces of your online activities such as your Internet history.
What's New in Version 1.13:
Improved OS X (10.11) El Capitan compatibility
Improved Google Chrome 47 Cache cleaning
Optimized Silent Background update process (Professional only)
Improved Browser Monitoring (Professional only)
Updated exception handling and reporting architecture
Minor GUI improvements