Suggestions appear as you type. Use the up and down arrows to choose one and Enter to open it.

Head-to-head · Vulnerability Scanner Software

Qualys Vulnerability Management vs Intruder

  • Updated Sep 2026
  • Both researched from official sources
  • 2 checks side by side
Qualys Vulnerability Management #1 in Vulnerability Scanner Software 4.6/10 From $2,195 · 7-day trial ✓ 0 of 3 features Visit Qualys
Higher score Intruder #8 in Vulnerability Scanner Software 6.3/10 Free plan · 14-day trial Free plan✓ 1 of 3 features Visit Intruder

Qualys Vulnerability Management leads on 0 checks, Intruder on 2, and 0 are even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreIntruder · 6.3/10
  • Free planonly Intruder
  • Most featuresIntruder · 1 of 3

Intruder scores higher on our rubric for vulnerability scanner software: 6.3 against 4.6 out of 10; our editors rank them #8 and #1.

Intruder offers free plan; Qualys Vulnerability Management doesn't publish it. Intruder offers continuous scanning; Qualys Vulnerability Management doesn't publish it.

Qualys Vulnerability Management is the better fit for large teams needing enterprise-wide vulnerability management. Intruder is the better fit for teams scanning external assets, endpoints, and cloud.

  • Qualys Vulnerability Management fits best

    Large teams needing enterprise-wide vulnerability management

  • Intruder fits best

    Teams scanning external assets, endpoints, and cloud

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. It never changes our verdict. How we rank.

Side by side

Feature Qualys Vulnerability Management 4.6/10 Visit ↗ Intruder 6.3/10 Visit ↗
At a glance
Editor score 4.6 6.3
Ranking #1 in Vulnerability Scanner Software #8 in Vulnerability Scanner Software
Best for Large teams needing enterprise-wide vulnerability management Teams scanning external assets, endpoints, and cloud
Pricing model Paid Free plan + paid
Starting price Not published Not published
Free plan Not published ✓ (best)
Free trial — —
Free trial length 7 days 14 days
Deployment Cloud Cloud
Platforms Web Web, Windows, macOS, Linux
Integrations 6 integrations 17 integrations
Features Qualys Vulnerability Management 0/3 · Intruder 1/3
Authenticated scans Not published Not published
Continuous scanning Not published ✓ (best)
Report exports Not published Not published
Specs
Scan targets Not published Not published
Deployment Not published Not published
Asset limit Not published Not published
Our review
Pros
  • Continuous scanning with authenticated and agent-based assessments
  • Risk prioritization combines threat intelligence and machine learning
  • Integrates with ServiceNow, Jira, CMDB, SIEM, and GRC systems
  • Scans public assets, internal devices, web apps, APIs, cloud, and container images
  • Supports authenticated scans, scheduled checks, and remediation verification
  • Connects with cloud, ticketing, collaboration, and SIEM tools
Cons
  • Starting price is $2,195
  • Cloud deployment may not suit teams requiring on-premises delivery
  • ProtectIT adds antivirus and EDR at a $4,645 starting price
  • Free plan excludes authenticated web application scanning
  • Internal scans require an agent on Windows, macOS, or Linux devices
  • PCI DSS alignment does not make Intruder a PCI ASV
Our verdict

Qualys Vulnerability Management is a cloud-based vulnerability management capability within the Qualys VMDR platform. It is designed for security and IT teams managing hybrid environments that include on-premises infrastructure, endpoints,…

Read the review →

Intruder is a vulnerability management platform for security, IT, and compliance teams that need to scan assets across multiple environments. It covers public IP addresses, domains and subdomains, internal Windows, macOS and Linux devices,…

Read the review →
  1. Qualys Vulnerability ManagementVulnerability Scanner Software 4.6From $2,195 · 7-day trial
  2. IntruderVulnerability Scanner Software 6.3Free plan · 14-day trial

Strengths and trade-offs

  • Qualys Vulnerability Management — where it wins

    • Continuous scanning with authenticated and agent-based assessments
    • Risk prioritization combines threat intelligence and machine learning
    • Integrates with ServiceNow, Jira, CMDB, SIEM, and GRC systems

    Where it doesn't

    • Starting price is $2,195
    • Cloud deployment may not suit teams requiring on-premises delivery
    • ProtectIT adds antivirus and EDR at a $4,645 starting price

  • Intruder — where it wins

    • Scans public assets, internal devices, web apps, APIs, cloud, and container images
    • Supports authenticated scans, scheduled checks, and remediation verification
    • Connects with cloud, ticketing, collaboration, and SIEM tools

    Where it doesn't

    • Free plan excludes authenticated web application scanning
    • Internal scans require an agent on Windows, macOS, or Linux devices
    • PCI DSS alignment does not make Intruder a PCI ASV
  • Qualys Vulnerability Management4.6/10 · From $2,195 · 7-day trial

    Broad VMDR coverage with continuous scanning, prioritization, and remediation workflows.

    Visit QualysFull verdict →
  • Intruder6.3/10 · Free plan · 14-day trial

    A broad scanner for teams that need visibility across external, internal, application, and cloud assets.

    Visit IntruderFull verdict →

More comparisons

All vulnerability scanner software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026