WinDirStat

Open-source disk usage visualiser with a colourful treemap

About WinDirStat

WinDirStat is a free, open-source disk usage analyser for Windows that shows a directory tree, extension statistics and a colourful treemap where each file is a rectangle sized by its footprint. It makes the biggest space consumers obvious at a glance and includes cleanup actions. Despite infrequent releases, it remains a beloved classic for spring-cleaning full drives

WinDirStat key facts

Category: Utilities & Security
Pricing: Free — listed in this directory as a free tool, with no paid plan required to use it.
Focus areas: disk space, analyzer, open source, windows
Official site: windirstat.net

About the Utilities & Security category

Password managers, cloud storage, and VPNs for everyday digital security. The Utilities & Security category on Tools Hub currently lists 562 tools. Alongside WinDirStat, it includes IrfanView, XnView, Greenshot, Lightshot.

FreeUtilities & Securitydisk-spaceanalyzeropen-sourcewindows

More in Utilities & Security

Comparing tools in the Utilities & Security category? These related listings are worth a look: IrfanView — Legendary lightweight image viewer with batch conversion and basic editing; XnView — Image viewer and converter supporting more than five hundred formats; Greenshot — Open-source screenshot tool for Windows with annotation and quick export.