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DoNotSpy11 vs WindowsSpyBlocker: catalog facts
DoNotSpy11	WindowsSpyBlocker
Free Free download from the developer's site.	Free Free and open source under the MIT licence.
Windows	Windows
Covers Windows, Edge and Office privacy settings in one place Includes Windows AI settings	Single portable executable with no installer Targets Windows telemetry and tracking specifically
Windows only Changing system settings can affect updates or features you rely on	Windows only Blocking telemetry endpoints can affect some Windows features or updates
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.