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ESET Online Scanner vs Windows Malicious Software Removal Tool: catalog facts
ESET Online Scanner	Windows Malicious Software Removal Tool
Free Free to use with no credit card required.	Free Free from Microsoft.
Windows	Windows
No installation of a full antivirus suite needed Removes malware as well as detecting it	Updated monthly by Microsoft Reverses changes made by removed malware
One-time scans only, no real-time protection Windows only	Only targets specific prevalent malware families Not a replacement for an antivirus product
Downloadable app	Downloadable app
Closed source	Closed source
License: Proprietary	License: Freeware
No account needed	No account needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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