UCleanWindows is a windows application for keeping your computer clean. It has two main features: System Partition Protection which clones a virtual operating system and switches real system environment to virtual system environment where the users can work keeping the actual system clean. The second one is Folder Protection which can let you protect disk drives and folders. It has two modes of operation namely prohibit accessing files mode and prohibit modifying files mode. You can use folder protection when you want that the data of significant folder do not get destroyed by viruses or when you do not want your private files to be discovered by anyone else.