Yes, both Nessus and Qualys Cloud Platform offer a Free Trial.
Nessus is designed for Large Enterprises, Medium Business and Small Business.
Qualys Cloud Platform is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Nessus begins at $2,790/Year, while pricing details for Qualys Cloud Platform are unavailable.
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.
Some top alternatives to Qualys Cloud Platform includes ReclaimAI, ZoomInfo InboxAI, Tenable.io, Qualys VM, JupiterOne, Threatwatch, Qualified, Workvivo, Tripwire IP360, Panorama9, Sensato Nightingale, Rapid7 Security Services, IFTTT and RedSeal.