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RegScanner vs Registry Explorer: catalog facts
RegScanner	Registry Explorer
Free Freeware from NirSoft with no paid tier.	Free Free to download; the author accepts support through GitHub Sponsors and PayPal.
Windows	Windows
Shows all search results at once instead of pressing F3 Filters by type, data length, modified date and owner	Opens multiple hives side by side Reads locked registry files
Remote Registry scanning can be slow Deleting keys is risky even with the automatic backup	Windows only and requires .NET 9 Aimed at forensic analysis rather than everyday registry editing
Downloadable app	Downloadable app
Closed source	Closed source
License: Freeware	License not stated
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.