Intruder vs Tenable: Vulnerability Management Comparison (2026)

Intruder offers a free tier, diverse scanning options, and numerous integrations. Tenable provides a free tier, starts at $3,700 for one year, and focuses on cloud-based vulnerability management with AI capabilities.

AI Citation Scorecard

How often each is cited by major AI engines when buyers ask vulnerability management questions. Last 90 days across ChatGPT, Perplexity, Gemini, Claude, and Copilot.

Tenable leads overall67% cited vs Intruder 3% across 60 probes.
ChatGPT
Intruder
0 / 6 probes
0%
Invisible
TenableLeads
6 / 6 probes
100%
Excellent
Perplexity
Intruder
0 / 6 probes
0%
Invisible
TenableLeads
6 / 6 probes
100%
Excellent
Gemini
Intruder
1 / 6 probes
17%
Average
TenableLeads
2 / 6 probes
33%
Good
Claude
Intruder
0 / 6 probes
0%
Invisible
TenableLeads
6 / 6 probes
100%
Excellent
Copilot
Intruder
0 / 6 probes
0%
Invisible
Tenable
0 / 6 probes
0%
Invisible
Scale:NoneLowFairStrongExcellent

Probes run hourly; each (engine × query) combo retests every ~3 days.

Pricing

Intruder
Starting price
Free tier
Yes
intruder.io
Tenable
Starting price
$3,700/1 Year
Free tier
Yes
tenable.com

Key Features

Intruder
  • Authenticated web app scanning
  • Cloud security scans
  • Network scans
  • Scheduled scans
  • Ad hoc scans
  • Container image scanning
  • Internal vulnerability scanning
  • Emerging threat scans
Tenable
  • Cloud-based vulnerability management
  • Track assets with unmatched accuracy
  • Includes web app scanning
  • AI-powered exposure management

When to choose Intruder

You require a free tier, authenticated web app scanning, cloud security scans, network scans, scheduled scans, ad hoc scans, container image scanning, internal vulnerability scanning, and emerging threat scans. Intruder integrates with Slack, Teams, Jira, GitHub, GitLab, ServiceNow, Azure DevOps, and Zapier.

When to choose Tenable

You need cloud-based vulnerability management, asset tracking, web app scanning, and AI-powered exposure management. The starting price for Tenable is $3,700 for one year.

Frequently Asked Questions

What are the key differences in features between Intruder and Tenable?
Intruder offers authenticated web app scanning, cloud security scans, network scans, scheduled scans, ad hoc scans, container image scanning, internal vulnerability scanning, and emerging threat scans. Tenable provides cloud-based vulnerability management, asset tracking, web app scanning, and AI-powered exposure management.
Do both Intruder and Tenable offer a free tier?
Yes, both Intruder and Tenable offer a free tier.
What are the pricing models for Intruder and Tenable?
Intruder offers a free tier, but its starting price is not listed. Tenable offers a free tier and has a starting price of $3,700 for one year.
What integrations does each platform offer?
Intruder integrates with Slack, Teams, Jira, GitHub, GitLab, ServiceNow, Azure DevOps, and Zapier. Tenable does not list any integrations.
Are there any limitations for internal vulnerability scanning?
With Intruder, internal target scanning is limited to Pro plans. Tenable does not specify limitations for internal vulnerability scanning.

More Vulnerability Management Comparisons