Perisai Web Scanner vs JS-Scan: Side-by-Side Comparison (2026)
Features, pricing, ratings, and pros & cons — compared head-to-head.
Perisai Web Scanner is a free security scanning tool by Peris.ai. JS-Scan is a free security scanning tool. Compare features, ratings, integrations, and community reviews side by side to find the best security scanning fit for your security stack.
CST VerdictBased on our analysis of NIST CSF 2.0 coverage, core features, company size fit, deployment model, here is our conclusion:
Startup development teams shipping fast need Perisai Web Scanner because it catches vulnerable dependencies and misconfigured headers in minutes without requiring infrastructure changes. The free tier covers automated scanning across JavaScript libraries and HTTP security posture, removing the cost barrier that usually delays security scanning adoption. Skip this if you're managing legacy monoliths with hundreds of interconnected services or need continuous runtime monitoring post-deployment; Perisai maps application risk at scan time, not in production.
Developers and security engineers auditing their own JavaScript codebases for injection vulnerabilities will find JS-Scan useful for its simplicity; it runs free and requires no setup beyond PHP, making it accessible for quick local scans before commit. The 222 GitHub stars indicate modest but steady adoption among teams doing their own scanning rather than waiting for a vendor tool. Skip this if you need vulnerability tracking across multiple repositories, remediation workflows, or integration with your CI/CD pipeline; JS-Scan is a point scanner, not a platform.
