TreeSize Professional is a powerful and flexible hard disk space manager for Windows 8/7/Vista/XP or Windows Server 2012/2008/2003 (32 or 64 Bit). Find out which folders are the largest on your drives and recover precious disk space. Use TreeSize as a hard disk cleanup tool, find space hogs and remove them. Graphical analyses provide a quick visualization of your disk space usage. TreeSize Professional shows you the size, allocated and wasted disk space number of files, 3D charts, the last access date, the file owner and permissions, the NTFS compression rate and much more information for selected folders or drives.