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Yes, both Microsoft Threat Vulnerability Management and Nessus offer a Free Trial.
Microsoft Threat Vulnerability Management is designed for Large Enterprises, Medium Business and Small Business.
Nessus is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Nessus begins at $2,790/Year, while pricing details for Microsoft Threat Vulnerability Management are unavailable.
Some top alternatives to Microsoft Threat Vulnerability Management includes Tenable.io, InsightVM, BeyondTrust Vulnerability Management, Qualys VM, Nessus, Flexera Software Vulnerability Management, ManageEngine Vulnerability Manager Plus, Qualys Patch Management, TAC Security and Qualys Cloud Platform.
Some top alternatives to Nessus includes Tenable.io, BeyondTrust Vulnerability Management, Qualys VM, Microsoft Threat Vulnerability Management, Flexera Software Vulnerability Management, ManageEngine Vulnerability Manager Plus, Unified VRM, Acunetix, Qualys Patch Management and Qualys Cloud Platform.