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PowerToys vs WindowTop: catalog facts
PowerToys	WindowTop
Free Free and open source under the MIT licence, published by Microsoft.	Freemium Free to use, with advanced features in a paid Pro version.
Windows	Windows
Over thirty utilities in one installer, each of which can be enabled or disabled FancyZones window layouts and Keyboard Manager remapping cover two of the biggest gaps in Windows	Always-on-top pinning for any window Interactive picture-in-picture with cropping
Windows only, and some utilities need Windows 11 Running everything at once adds background processes and memory use	Windows only Some features require the Pro version
Downloadable app	Downloadable app
Open source	Closed source
License: MIT	License not stated
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 23, 2026

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