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Windows Assessment and Deployment Kit vs NTLite: catalog facts
Windows Assessment and Deployment Kit	NTLite
Free Free download from Microsoft.	Freemium A free edition is available, with paid licences for additional features.
Windows, Command line	Windows
Official tools for customizing and deploying Windows images Includes performance and assessment toolkits	Edits both ISO images and live installs Update and driver integration with unattended setup
Windows only Large kit aimed at deployment professionals	Windows only Some features require a paid licence
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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