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O&O ShutUp10++ vs Hardentools: catalog facts
O&O ShutUp10++	Hardentools
Free Free to download and use. The software is closed source.	Free Free, with source code published on GitHub.
Windows	Windows, Command line
Dozens of privacy settings across Windows 10 and 11 are grouped with recommended defaults, and every change can…	Disables commonly abused Windows and document reader features Graphical interface and command-line mode
It is closed-source freeware, and a Windows feature update can silently reset the settings it applied.	Windows only Disabled features may break workflows that rely on them
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 24, 2026

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