Nessus vs Avetta One Comparison
Nessus
Starting at $2,790 /Year
- Free Trial
- Large Enterprises
- Medium Business
Nessus is a vulnerability scanner of its kind, giving user a complete picture of organization's security status. Instantly scan thousands of systems for the latest vulnerabilities and react to them in real time. Nessus m…
Avetta One
Starting at Contact for pricing
- Large Enterprises
- Small Business
Avetta One is a cloud-based supply chain management platform that combines supplier risk management and a commercial marketplace in a single system. It connects businesses with qualified suppliers, centralizes compliance…
Nessus leads on user satisfaction with a 4.4-star rating across 580 reviews.
Nessus vs Avetta One — at a glance
| Feature | Nessus | Avetta One |
|---|---|---|
| Rating | 4.4 / 5 | 2.6 / 5 |
| Reviews | 580 | 13 |
| Starting price | $2,790 /Year | Contact for pricing |
| Free trial | Yes | No |
| Free version | No | No |
| Best for | Large Enterprises, Medium Business, Small Business | Large Enterprises, Small Business, Medium Business |
| Category | Vulnerability Management Software | Third Party & Supplier Risk Management Software |
| Platforms | SaaS/Web/Cloud, Installed - Windows, Installed - Mac | Browser Based (Cloud), Mobile - Android, Mobile - iOS |
| API | — | Available |
| Support modes | 24/7 (Live rep), Online | Online |
| Data residency | US | Global |
Key differences between Nessus and Avetta One
- Pricing: Nessus starts at $2,790 /Year. Avetta One pricing is not publicly listed.
- Free trial: Nessus offers a free trial; Avetta One does not.
- User satisfaction: Nessus scores higher with a 4.4-star average.
- Deployment: Nessus supports SaaS/Web/Cloud, Installed - Windows, Installed - Mac; Avetta One supports Browser Based (Cloud), Mobile - Android, Mobile - iOS.
Nessus vs Avetta One — find the better fit before you commit.
Which tool fits your team best
Which is actually cheaper for your team size
Where each product wins, per real buyers
Most Vulnerability Management Software tools look identical on paper. This comparison cuts to the differences that matter — pricing structure, team fit, and what real buyers found after signing up.
Biggest differences
Features
Pricing
Buying details
Security
Buyer feedback
Integrations
Product tour
Other options
Talk to an expert Talk to an expert |
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Biggest differences
Start here before you go deeper into features.
Best for comprehensive, flexible vulnerability scanning across diverse IT environments.
- You need accurate, up-to-date vulnerability detection with automated scanning and reporting.
- Your team values a user-friendly interface that supports both agent-based and credentialed scans.
- You require scalable vulnerability management with flexible licensing for any organization size.
- You need extensive third-party integrations beyond core vulnerability scanning capabilities.
- Your workflows demand highly customizable reporting without complex setup or cumbersome configuration.
Best for large enterprises needing unified, complex supply chain risk management.
- You require a single platform to unify supply chain collaboration across multiple teams.
- Your organization manages complex supplier risk processes at an enterprise scale.
- You have the resources to handle a high-complexity, process-heavy implementation.
- You are a small team with simple supplier management needs.
- You need clear, out-of-the-box pricing transparency and easy setup.
Nessus: Best for comprehensive, flexible vulnerability scanning across diverse IT environments. Avetta One: Best for large enterprises needing unified, complex supply chain risk management.
Description | Nessus is a vulnerability scanner of its kind, giving user a complete picture of organization's security status. Instantly scan thousands of systems for the latest vulnerabilities and react ... Read More about Nessus | Avetta One is a cloud-based supply chain management platform that combines supplier risk management and a commercial marketplace in a single system. It connects businesses with qualified ... Read More about Avetta One |
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Entry Level Pricing |
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Free Trial Availability |
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User RatingsBased on verified Spotsaas reviews | ||
Best Company Size | Small BusinessLarge Enterprises | Medium BusinessLarge Enterprises |
Get pricing help | Get pricing help |
Software Demo
Demo |
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How do Nessus and Avetta One Compare on Features?
Total Features | 6 Features | 7 Features |
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Unique Features | No unique features | No unique features |
Get Quote | Get Quote |
Compare Nessus and Avetta One on pricing
Review starting price, plan structure, and free-trial access side by side so you can see which option fits your budget and buying process.
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Pricing Page |  | Pricing information not available |
Other Details
Organization Types supported |
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API Support |
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Get help choosing | Get help choosing |
Security & Compliance
Certifications, data handling, and security controls for IT and compliance evaluators.
Data Residency | 🇺🇸 US | 🌐 Global |
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Nessus User Reviews & Rating Comparison
User Ratings | 2.6 (based on 13 reviews) | |
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Rating Distribution | ||
Spotsaas Editor’s POV generated by AI | Buyer sentiment Overall positive sentiment highlights Nessus’s strong vulnerability detection and user-friendly interface, tempered by occasional scan inconsistencies and limited marketplace options. What buyers like
Common complaints
| Buyer sentiment Users express dissatisfaction with the platform, citing usability and transparency issues. What buyers like
Common complaints
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Pros and Cons |
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Positive Reviews | No reviews available for the product | No reviews available for the product |
List of Customers
Customers |  VMware  DocuSign  American Eagle Outfitters |  Cushman and Wakefield  Astrazeneca  Cemex |
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Media and Screenshots
Screenshots |  5 Screenshots | No screenshots available. |
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Videos |  3 Videos |  3 Videos |
Top Alternatives to Nessus and Avetta One in 2026
Alternatives |
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Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].
Frequently asked questions
- Which is better, Nessus or Avetta One?
- Nessus edges out the other on user ratings (4.4 vs 2.6). That said, the best pick depends on your use case — use the comparison tables above to evaluate each dimension.
- Do Nessus and Avetta One offer a free trial?
- Nessus offers a free trial. Avetta One does not.
- What is the starting price of Nessus vs Avetta One?
- Nessus starts at $2,790 /Year. Avetta One starts at Contact for pricing.
- What are the top alternatives to Nessus?
- Top alternatives to Nessus include Tenable.io, BeyondTrust Vulnerability Management, Qualys VM, Microsoft Threat Vulnerability Management, Flexera Software Vulnerability Management.
- What are the top alternatives to Avetta One?
- Top alternatives to Avetta One include Kodiak Hub, riskmethods, LevaData, Whistic, Certa.