WinDirStat Good alternative? YES NO

WinDirStat is a disk usage statistics viewer and cleanup tool, inspired by KDirStat.

Free Open Source Windows

• Discontinued The program is no longer updated. Last version, 1.1.2, released in September 2007, can be still downloaded from FossHub and SourceForge.

SpaceSniffer Good alternative? YES NO

SpaceSniffer is a tool application that gives you an idea of how folders and files are structured on your disks. By using a Treemap visualization layout, you have...

Free Windows

TreeSize Good alternative? YES NO

TreeSize tells you where precious disk space has gone to. It can be started from the context menu of a local folder or a local drive and displays the size of each...

Freemium Windows PortableApps.com

Baobab Good alternative? YES NO

Disk Usage Analyzer is a graphical, menu-driven application to analyse disk usage in any Gnome environment. Disk Usage Analyzer can easily scan either the whole...

Free Open Source Linux BSD FreeBSD GNOME

JDiskReport Good alternative? YES NO

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. The tool...

Free Mac Windows Linux BSD

DaisyDisk Good alternative? YES NO

With DaisyDisk you can free up disk space by quickly finding and deleting big, useless files. The program scans any mounted disk and displays it on the sunburst map...

Commercial $ $ $ Mac

GrandPerspective Good alternative? YES NO

GrandPerspective is a small utility application for Mac that graphically shows the disk usage within a file system. It can help you to manage your disk, as you can...

Free Open Source Mac

DiskUsage Good alternative? YES NO

DiskUsage provides a way to find out which files and directories on the SD card of your Android phone are consuming the most space. It displays diagram with...

Free Open Source Android

WizTree Good alternative? YES NO

WizTree scans your entire hard drive and shows you which files and folders are using the most disk space. It does this VERY QUICKLY. In fact, we believe WizTree to be...

Free Windows

Disk Utility Good alternative? YES NO

Disk Utility is the name of a utility created by Apple for performing disk-related tasks in Mac OS X. These tasks include: the creation, conversion, compression...

Commercial Mac

SpaceMonger Good alternative? YES NO

SpaceMonger is a treemapping tool for hard disks and file systems. Scan, map and manage PC, network and cloud storage Copy, move and delete files to free...

Commercial Windows

Scanner Good alternative? YES NO

This tool uses a sunburst chart to display the usage of your hard disk or other media. The chart shows all major files and folders from all directory levels at once.

Free Windows

• Discontinued The program seems to be no longer updated. Last version, 2.13, released in July 2012, is fully working and can be still downloaded from the official website.

K4DirStat Good alternative? YES NO

K4DirStat, fork of KDirStat , is a small utility program that sums up disk usage for directory trees, very much like the Unix...

Free Open Source Linux KDE

GD Map Good alternative? YES NO

GdMap is a tool which allows to visualize disk space. Ever wondered why your hard disk is full or what directory and files take up most of the space? With GdMap these...

Free Open Source Linux

FolderSizes Good alternative? YES NO

FolderSizes provides an engaging, interactive disk space analysis experience that you must try yourself to truly appreciate. More than just a series of diverse reports...

Commercial Windows