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RegScanner vs Total Registry: catalog facts
RegScanner	Total Registry
Free Freeware from NirSoft with no paid tier.	Free Free and open source under the MIT licence.
Windows	Windows
Shows all search results at once instead of pressing F3 Filters by type, data length, modified date and owner	Shows the real Registry, not just the standard view Sort the list view by any column
Remote Registry scanning can be slow Deleting keys is risky even with the automatic backup	Windows only Editing the Registry carries risk if you do not know what a key does
Downloadable app	Downloadable app
Closed source	Open source
License: Freeware	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 2, 2026

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