Acunetix vs Tenable Nessus

Detailed side-by-side comparison to help you choose the right solution for your team

Updated Mar 2026 8 min read

Acunetix

Acunetix is a comprehensive web application security scanner that automatically detects vulnerabilities like SQL injection and Cross-Site Scripting to help you secure your websites, applications, and APIs effectively.

0.0 (0 reviews)
Starting at --
Free Trial 14 days
VS

Tenable Nessus

Nessus is a vulnerability assessment solution providing deep-point-in-time scans to identify security flaws, misconfigurations, and malware across your modern IT infrastructure, including cloud, containers, and traditional assets.

0.0 (0 reviews)
Starting at --
Free Trial 30 days

Quick Comparison

Feature Monday.com Asana
Starting Price $8/user/mo $10.99/user/mo
Free Plan ✓ Yes (2 seats) ✓ Yes (15 users)
Free Trial 14 days 30 days
Deployment Cloud-based Cloud-based
Mobile Apps ✓ iOS, Android ✓ iOS, Android
Integrations 200+ 100+
Gantt Charts ✓ Timeline view ✓ Timeline view
Automation ✓ Advanced ✓ Basic
Best For Visual teams, automation Task-focused teams

Overview

A

Acunetix

<p>Acunetix provides an automated way for you to find and fix security gaps in your web applications and APIs. Instead of manual testing, you can run high-speed scans that identify over 7,000 vulnerabilities, including SQL injection, XSS, and misconfigurations. It crawls complex architectures, including Single Page Applications and password-protected areas, ensuring you don't miss hidden entry points that hackers might exploit.</p> <p>You can integrate security testing directly into your development pipeline to catch issues before they reach production. The platform provides clear, actionable reports that help your developers understand exactly how to remediate risks. Whether you manage a single website or a massive portfolio of enterprise applications, it helps you maintain a strong security posture without slowing down your release cycles.</p>

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Tenable Nessus

<p>Nessus helps you identify and fix security vulnerabilities before attackers can exploit them. You can scan your entire environment—including cloud instances, web applications, and traditional network hardware—to find missing patches, software flaws, and configuration errors. It provides a clear view of your attack surface so you can prioritize the most critical risks to your business.</p> <p>You can choose between different versions depending on your needs, ranging from a free version for educators and students to professional and expert versions for security consultants. It simplifies the complex task of vulnerability assessment with pre-built templates and automated reporting. Whether you are securing a small office or a complex hybrid-cloud environment, you can rely on its extensive plugin library to stay protected against the latest threats.</p>

Pricing Comparison

M

Acunetix Pricing

Free
$0
  • Up to 2 seats
  • Unlimited boards
  • 200+ templates
A

Tenable Nessus Pricing

Free
$0
  • Up to 15 users
  • Unlimited tasks
  • List & Board views

Pros & Cons

M

Acunetix

Pros

  • Highly visual and intuitive
  • Powerful automation
  • 200+ integrations
  • Great mobile apps

Cons

  • Can get expensive for larger teams
  • Free plan limited to 2 users
  • Learning curve for advanced features
A

Tenable Nessus

Pros

  • Excellent task dependencies
  • Free plan supports 15 users
  • Strong reporting features
  • Great for enterprise teams

Cons

  • Higher starting price
  • Less visual than Monday.com
  • Fewer integrations

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