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Qualys is a commercial vulnerability assessment tool by Oktacron. RoboShadow Vulnerability Scanner is a free vulnerability assessment tool by RoboShadow. Compare features, ratings, integrations, and community reviews side by side to find the best vulnerability assessment fit for your security stack.
CST VerdictBased on our analysis of NIST CSF 2.0 coverage, core features, integrations, company size fit, here is our conclusion:
Enterprise security teams managing hybrid cloud infrastructure need Qualys for its ability to correlate vulnerability data across thousands of assets in real time, which cuts triage time against mid-size competitors. The platform covers ID.AM and DE.CM strongly, meaning you get asset discovery that actually stays current and continuous monitoring that flags drift without requiring manual refresh cycles. Skip this if you need deep application-layer scanning or CSPM capabilities bundled in; Qualys assumes you're running dedicated tools for those functions and focuses narrowly on vulnerability detection and risk ranking.
RoboShadow Vulnerability Scanner
Small to mid-market teams without dedicated vulnerability management staff should start here; RoboShadow Vulnerability Scanner's free pricing and automated daily scanning mean you get continuous coverage of both internal Windows apps and external attack surface with near-zero onboarding friction. The 65,535 port range and OWASP Top 10 web scanning handle the scan breadth most organizations actually need, not theoretical completeness. Skip this if you're running hybrid cloud infrastructure or need native integration with your existing SIEM; RoboShadow is built for teams doing straightforward network assessment, not orchestration across multiple environments.
Cloud-based vulnerability management and security assessment platform
Vulnerability scanner for internal & external network security assessment
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Common questions about comparing Qualys vs RoboShadow Vulnerability Scanner for your vulnerability assessment needs.
Qualys: Cloud-based vulnerability management and security assessment platform. built by Oktacron. headquartered in Serbia. Core capabilities include Vulnerability scanning and detection, Asset discovery and inventory, Compliance management and reporting..
RoboShadow Vulnerability Scanner: Vulnerability scanner for internal & external network security assessment. built by RoboShadow. headquartered in United Kingdom. Core capabilities include External vulnerability scanning with 65,535 port scanning, Internal Windows application vulnerability monitoring, CVE vulnerability reporting with PDF reports..
Both serve the Vulnerability Assessment market but differ in approach, feature depth, and target audience.
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