Disk usage analyzers
GrandPerspective privacy rating
Disk usage app for macOS that draws files as a treemap of rectangles sized by file size. Free from SourceForge, or as a paid build of the same app in the Mac App Store.
Summary
GrandPerspective scores 85 out of 100 (grade B) on the disk usage analyzers criteria. It meets 5 of 6 criteria: open source, no trackers or telemetry, no ads or data sales, works offline and no account needed. It does not meet independent audit.
Score 85 out of 100. How scoring works
Criteria
- Yes
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Yes
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?
No telemetry or analytics in the source code.
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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 donations and Mac App Store sales, with 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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Yes
Works offline Weight 2 of 3
Does the app scan and show disk usage without contacting the internet?
The source code contains no network or update check code. App Store builds are updated by the App Store.
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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 for the SourceForge download.