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WinUtilOptimizer
Free

Free and open source under the MIT licence. The author sells a faster .NET implementation…

 Free

Free and open source, no longer developed.

Windows Windows
  • Installs a chosen set of applications in bulk through the package managers
  • Tweaks, troubleshooting tools and Windows update control in the same interface
  • Many privacy and performance tweaks in one portable program
  • Available in 24 languages
  • Must be run as administrator because it makes system-wide changes
  • The launch method downloads and runs a script from the internet
  • Deprecated and archived; the author points users to OptimizerNXT
  • System tweaks such as stopping updates or disabling Defender can leave Windows less secure
Downloadable app Downloadable app
Open source Open source
License: MIT License: GPL-3.0
No account needed No account needed
Needs internet Works offline

Checked September 21, 2026

Checked September 26, 2026

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