PrefsOverload is a full-featured tool for managing the Preferences Folder, which contains your various “Preference Files". It can browse the Preferences Folder, allowing you to detect unnecessary preferences files, thanks to the information it gives you. Or it can display a list of probably unnecessary or damaged Preference Files, allowing you to delete them or to put them into the trash. Also PrefsOverload allows to search for specific Preference Files, by their type/creator or their creation/modification date and so on…