WinDirStat
Open Source
WinDirStat is a disk usage statistics viewer and cleanup tool for Windows based systems.
TreeSize
Freemium
TreeSize Free is a free disk space manager for Windows. The software shows you the sizes of folders including all subfolders.
JDiskReport
Free
JDiskReport enables you to understand how much space the files and directories consume on your disk drives, and it helps you find obsolete files and folders.
GrandPerspective
Open Source
GrandPerspective is open source software for Mac OS X used for disk space analysis.
Scanner
Free
Scanner is a tool uses a sunburst chart to display the usage of your hard disk or other media.
WizTree
Free
WizTree gives you more control over how you see your files, in addition to letting you learn more about them from one look.
SequoiaView
Free
SequoiaView is a disk browsing tool based on the principle of treemaps.
Filelight
Open Source
Filelight is a KDE graphical disk usage analyzer, part of the KDE Utils package.
FolderSizes
Commercial
FolderSizes is a disk space management tool.
SpaceSniffer
Free
SpaceSniffer is a freeWare and portable tool application that lets you understand how folders and files are structured on disks.
Baobab
Open Source
Baobab is a disk usage analyzer is a graphical disk usage analyzer for GNOME.
DaisyDisk
Commercial
DaisyDisk is a disk space analyzer for OS X.
ncdu
Open Source
ncdu (NCurses Disk Usage) is a disk utility for Unix systems.
SpaceMonger
Commercial
SpaceMonger is a tool for keeping track of the free space on your computer.
MindGems Folder Size
Free
Folder Size is a freeware disk size analysis tool that will display the directory sizes and folder tree sizes.
SD Maid
Freemium
SD Maid will help you keep your device clean. It offers a collection of tools to manage apps and files.
RidNacs
Free
RidNacs is a free and very fast disk space usage analyzer for Windows.
Xinorbis
Free
Xinorbis is a powerful hard disk, folder and storage analyzer.
Compare DiskUsage with alternatives
Compare WinDirStat and DiskUsage and decide which is most suitable for you.
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Compare MindGems Folder Size and DiskUsage and decide which is most suitable for you.
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Compare Filelight and DiskUsage and decide which is most suitable for you.
Compare FolderSizes and DiskUsage and decide which is most suitable for you.