Utilities to show how the disk is being used, especially how files are taking space on a disk. These can provide graphical views, charts, or maps of disk space.
Explorer style software that shows the actual space used by a folder. Shows graphical charts of file statistics [Windows 9x/ME/NT/2000] http://www.sizeexplorer.com
Explorer-like application that displays disk space utilization in report or chart format. [Windows 9x/NT/2000/ME/XP] http://www.digallery.com/diskdata/
Hardisk space manager for Windows 95/98/NT. Shows folder or drive size, wasted space, 3D bar and pie charts, last access date, searches for old, big files. Explorer-like interface, Excel or text export, context menu support. English or German shareware fr http://www.jam-software.com/treesize.html
Zdu is a diagnostic command-line utility for disks and directories. Supports FAT, FAT32 and NTFS filesystems, UNC paths and non-standard file streams. [Windows 9x/NT/2000/XP] http://haywire.fatalunity.com/HSw/
Historical analysis of disk usage by directory. Charting and drill down with web UI. Designed for the enterprise with NT Services and remote install. http://www.franzo.co.nz/dirsizer2/
Cross platform graphical disk report utility to analyze hard disks and collect statistics that can be viewed using charts and tables. [Free: Windows/Solaris/Linux] http://www.jgoodies.com/
Disk utility that tracks, monitors and records disk space usage on a continual basis. Product specifications, screenshots, and downloads. [Windows] http://www.rakersoft.com/
Maintains a history of disk space usage, allowing easier identification of disk contents that have been updated, grown or shrunk in size. http://www.bytesbak.com
Does a scan of the selected disc or folder and then gives a color coded view of the disc space used by each folder. Includes CSV export option. [Windows 9x/2000/ME/XP] http://www.bacsoftware.co.uk/whatsgone/home.htm
Tool with command line support for keeping track of disk usage on a network. Provides graphical reports of disk usage, automated alerts and data export options. http://www.poweradmin.com/watchdisk/watchdisk.asp
Disk space sizing and analysis utility. Features visual graphs of the sizing data, with the ability to run in batch mode. http://www.timeacct.com/disktriage/
Shareware that creates visual representations of hard drive space utilization and folder sizes through multi-threaded analysis engine. [Windows 95/98/ME/NT 4.0/2000/XP and Internet Explorer] http://www.foldersizes.com/
Disk usage analysis tool for Windows. Shows graphically how disk space is being used. Works on local and network drives, and FTP accounts. http://www.andyhsoftware.co.uk/space/
Provides pie and bar charts of disk usage in a file manager interface. Includes a tool to conditionally search files and folders. [Windows 9x/2000/NT/ME/XP] http://www.spadixbd.com/dsm/
Integrates with Windows Explorer to present visual indication of disk usage. Provides a visualizer pane for pie/bar charts, adds folder size columns in the details view, and size indicator bars in Explorer's tree view. [Windows 2000/XP/2003] http://www.diskview.com/diskview.htm
Cross platform tool that helps graphically find and remove folders that take up excessive space. Uses rectangular boxes to represent folders based on their relative size. http://junkfind.kniberg.com
Analyzes space usage on drives or network share drives. Detailed reports and 3D bar charts of hard drives can be viewed, printed, and exported to Excel or HTML. http://www.coolutils.com/SpaceSearcher
