AppCleaner

http://client.updatestar.com/en/appcleaner/overview/

AppCleaner cleans your computer for an optimized system and better privacy. It finds obsolete data and files and removes them from your system. This frees up disk space and optimizes overall performance. AppCleaner helps with privacy issues and cleans up Internet browser related obsolete data such as browsing histories, cookies etc. It contains no spyware, adware and installs no toolbar or other crapware you do not want on your computer. It is clean and it cleans your computer!