VMware
Nessus offers Free Trial, but ThreatSpy does not.
ThreatSpy 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 ThreatSpy are unavailable.
Some top alternatives to ThreatSpy includes Tenable.io, InsightVM, Qualys VM, Nessus, Microsoft Threat Vulnerability Management, Flexera Software Vulnerability Management, ManageEngine Vulnerability Manager Plus, Detectify and TAC Security.
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.