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HitmanPro vs ClamAV: catalog facts
HitmanPro	ClamAV
Paid Commercial product from Sophos; pricing is not listed on the product page.	Free Free and open source under the GPL 2.0, maintained by Cisco Talos.
Windows	Windows, macOS, Linux, Command line
Works alongside an existing antivirus Cloud-assisted detection	Signature format is open, so anyone can write detections Designed to be embedded in mail servers, file shares and upload pipelines
Windows only Commercial software	Detection rates trail the commercial engines in independent testing Not a real-time desktop protection suite on its own
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-2.0
Not stated if an account is needed	No account needed
Needs internet	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 21, 2026

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