swap_horiz Tenable Nessus Alternatives
Looking for alternatives to Tenable Nessus? Compare the top Antivirus Software options ranked by our AI scoring system.
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Tenable Nessus
Tenable Nessus is the industry standard for vulnerability assessment. It is an essential tool for IT administrators and security professionals to identify misconfigurations, missing patches, and vulnerabilities across their network. With the largest library of vulnerability plugins in the industry,...
8.9
Very Good
apps Top Tenable Nessus Alternatives
summarize Quick Comparison Summary
| Alternative | Score | vs Tenable Nessus | Action |
|---|---|---|---|
| Risk Advisor | 8.4 | -0.5 | Compare |
| Fortinet FortiClient | 7.6 | -1.3 | Compare |
| GitHub Advanced Security (Code Scanning) | 7.0 | -1.9 | Compare |
| Checkmarx (One) | 6.2 | -2.7 | Compare |
| FortiSIEM | 6.0 | -2.9 | Compare |
| Bright Data | 9.8 | +0.9 | Compare |
| Termly | 9.8 | +0.9 | Compare |
| DocuSign eSignature | 9.8 | +0.9 | Compare |
| Tenable.io | 9.8 | +0.9 | Compare |
| Qualys Cloud Platform | 9.6 | +0.7 | Compare |
help Frequently Asked Questions
What are the best alternatives to Tenable Nessus?
The top alternatives to Tenable Nessus in 2026 include Risk Advisor, Fortinet FortiClient, GitHub Advanced Security (Code Scanning), Checkmarx (One), FortiSIEM. Each offers unique features and is objectively scored on Lunoo to help you compare.
How does Tenable Nessus compare to its competitors?
Our AI-powered comparison system analyzes features, pricing, user reviews, and expert opinions to provide objective scores. Tenable Nessus scores 8.9/10. Click any alternative above to see a detailed side-by-side comparison.
Is Tenable Nessus worth it in 2026?
Tenable Nessus scores 8.9/10 on Lunoo, making it a highly-rated option in the Antivirus Software category. However, alternatives like Risk Advisor may better suit specific needs.
What is the best free alternative to Tenable Nessus?
Several alternatives to Tenable Nessus offer free plans or free tiers. Check the alternatives listed above and visit their websites to compare pricing and free options.
Why should I switch from Tenable Nessus?
Common reasons users look for Tenable Nessus alternatives include pricing, specific feature gaps, better integration needs, or simply exploring newer options. Our objective scoring helps you compare without bias.
How many alternatives to Tenable Nessus are there?
Lunoo currently lists 20 scored alternatives to Tenable Nessus in the Antivirus Software category, ranked by our AI-powered evaluation system.
Which Tenable Nessus alternative has the highest rating?
Risk Advisor currently holds the highest rating among Tenable Nessus alternatives with a score of 8.4/10.
Can I use Risk Advisor instead of Tenable Nessus?
Risk Advisor is one of the top-rated alternatives to Tenable Nessus. While they serve similar purposes in the Antivirus Software space, each has distinct strengths. Use our comparison tool above for a detailed side-by-side analysis.
What is the cheapest alternative to Tenable Nessus?
Pricing varies among Tenable Nessus alternatives. We recommend checking each alternative's website for current pricing. Many options in the Antivirus Software category offer free tiers or competitive pricing.
How are Tenable Nessus alternatives ranked on Lunoo?
Lunoo uses an AI-powered scoring system that analyzes features, user reviews, expert opinions, market presence, and value to provide objective 0-10 scores. Rankings are updated continuously.
Tenable Nessus vs Risk Advisor: which is better?
Tenable Nessus scores 8.9/10 while Risk Advisor scores 8.4/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.
Tenable Nessus vs Fortinet FortiClient: which is better?
Tenable Nessus scores 8.9/10 while Fortinet FortiClient scores 7.6/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.
Tenable Nessus vs GitHub Advanced Security (Code Scanning): which is better?
Tenable Nessus scores 8.9/10 while GitHub Advanced Security (Code Scanning) scores 7.0/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.
