Disk usage analyzers
WizTree privacy rating
Fast disk space analyzer for Windows and macOS from Antibody Software. On NTFS drives it reads the Master File Table directly. Free for personal use, with paid supporter and enterprise licenses.
Summary
WizTree scores 31 out of 100 (grade F) on the disk usage analyzers criteria. It meets 2 of 6 criteria: no ads or data sales and no account needed. It partly meets works offline. It does not meet open source, no trackers or telemetry and independent audit. It is based in New Zealand: Five Eyes member.
Score 31 out of 100. How scoring works
Criteria
- No
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No
No trackers or telemetry Weight 3 of 3
Are the website and apps free of third-party trackers, with any analytics anonymous and any telemetry off by default?
The website loads Google Analytics, and the privacy policy says aggregate cookie and tracking data may be shared with third parties.
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Yes
No ads or data sales Weight 2 of 3
Is the product funded without advertising, ad targeting or selling user data?
Funded by optional supporter codes and paid commercial licenses. No ads in the app.
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No
Independent audit Weight 2 of 3
Has an independent security or privacy audit been published within the last three years?
No independent audit is published.
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Partial
Works offline Weight 2 of 3
Does the app scan and show disk usage without contacting the internet?
Scans run locally. WizTree can check for updates automatically, a setting that can be turned off, and supporter codes are validated with the vendor's server.
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Yes
No account needed Weight 1 of 3
Can the app be used without an account or registering an email address?
No account needed. A supporter code is optional for personal use.