Is WinDirStat safe?

Good

Yes. WinDirStat is a legitimate tool with no Junk Rule problems found. Shows what is filling your drive.

Open WinDirStat

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Site checked 16 Oct 2026

Free
Your files stay on your device
Open source
Secure connection (HTTPS)
Homepage contacts no ad networks
No known trackers on the homepage

Works on: Windows · Free

Where it shows up

Speed up or clean a PC Option

Alternatives

Storage Sense

Good

Windows' own safe cleaner.

Built in Windows No ads · No trackers

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WizTree

Good

Very fast disk space map.

Free Windows No ads · 2 trackers

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Questions

Does WinDirStat show ads or track you?: Its homepage loaded no ad networks and no known trackers in our automated check on 16 Oct 2026.
Is WinDirStat free?: Yes, WinDirStat is free.