Clean N' Optimize has highly customizable cleaning options and supports the most common web browsers and chat applications. It has a built in Shredder, so the cleaned files/folders can not be recovered again and separate shredder to manually shred files, folders, drives empty space, and recycle bin with the most famous and secure shredding algorithms. It is a powerful optimizer for Internet connection, System like optimizing hard drive, Windows Explorer like disable save settings at shutdown and Privacy like locking some hard drive partitions. Also it has Startup Manager to modify the applications that launch at windows startup and Uninstall Manager to modify or uninstall the user-installed applications. With Clean N' Optimize you can clean your system with One Click. It has easy to use interface. The main window is just the start guide for you to use Clean N' Optimize in efficient and easy way. Read the instructions and follow the links to start using the program. The Clean Settings Window consists from 3 main sections: 1)Internet items includes the following, categories Browsers: in the browsers tabs, you can check items that will be cleaned in each installed browser and Chat: in the chat tabs, you can check the items that will be cleaned in each installed chat program. 2)System Items consists of the windows category which consists from History Cleaner: check the history items that you want to clean which are related to windows system and Recent Files Cleaner: check the recent files that you want to clean which are related to windows built-in, the hard drive cleaner will free up the hard drive space by deleting the temporary and unnecessary files, you can include files with specific Extensions to be deleted. 3)Registry Items: the Broken registry items means the leftover registry keys that should be deleted from the system registry. With shredder you can shred 3 categories:1)Shred Files/Folders, 2)Shred Empty Space, 3)Shred Recycle Bin.