TreeSize Free shows where the disk space has gone to. It can be started from the context menu of a folder or drive and shows you the size of folders, subfolders and files. Displays also the NTFSRatio (NTFS compression rates).
The complete hard disk space manager for Windows. Scans directory trees and stores structure and size in a SQL database. Report of space usage, growth and more in tabular views, bar, pie, line chars, tree map. Integrated file search.
DISKdata is a powerful explorer-like application for Windows 95/98/ME/NT/2000/XP that analyzes disk space utilization. Selecting a disk volume or folder displays a summary of its contents in report or chart format.