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WindowsSpyBlocker vs SophiApp: catalog facts
WindowsSpyBlocker	SophiApp
Free Free and open source under the MIT licence.	Free Free and open source under the MIT licence, with optional donations.
Windows	Windows
Single portable executable with no installer Targets Windows telemetry and tracking specifically	Graphical interface for many Windows settings in one place Covers both Windows 10 and Windows 11
Windows only Blocking telemetry endpoints can affect some Windows features or updates	Windows only System tweaks can change behaviour in ways that are hard to trace later
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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