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Kaspersky Virus Removal Tool vs Microsoft Safety Scanner: catalog facts
Kaspersky Virus Removal Tool	Microsoft Safety Scanner
Free Free to download and use.	Free Free download from Microsoft.
Windows	Windows
No installation required Free	Portable on-demand scanner that needs no installation Attempts to reverse changes made by detected threats
On-demand scanning only, no real-time protection Windows only	No real-time protection; scans only when you run it Windows only, and requires SHA-2 signing support
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 2, 2026

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