A decent little tool that has the potential to clean quite a bit from your system, and can even automatically compress little-used files to make them occupy less disk space. It offers you an expanded selection of cleanup and optimization choices. CLEANUP FEATURES: Temporary Setup Files Downloaded Program Files Temporary Internet Files Debug Dump Files Office Setup Files Old Chkdsk Files Recycle Bin Temporary Remote Desktop Files Setup Log Files Temporary Files by Windows applications WebClient Temporary Files Catalog files for content Indexer OPTIMIZATION FEATURES: Compress little-used files to make them occupy less disk space. Optimize MFT for all NTFS partitions. Reduce Microsoft Windows boot-up time. Fully Compatible with Windows 7, Windows Vista, Windows Server 2008 R2, Windows XP, Windows Server 2003, and Windows 2000.