TreeSize Professional enables you to quickly see how much space your files are consuming on your hard drive. You can select drives or folders and gain analysis of how they are consuming space. A variety of graphic reports allow you to get large amounts of info about your disk space at a glance. and also it is a powerful and flexible hard disk space manager for Windows 2003/2008/XP/Vista/7/8. Find out which folders are the largest on your drives and recover megabytes on your disks.TreeSize Professional shows you the size, allocated and wasted space, the number of files, 3D charts, the last access date, the file owner and permissions, the NTFS compression rate and much more information for several folders or drives you choose.