Why 12 AI agents beat basic performance metrics. Get security, UX, and design analysis that Lighthouse can't provide.
Google Lighthouse is a free tool that measures website performance (Core Web Vitals, SEO basics, accessibility). SiteRoast uses 12 AI agents to analyze security vulnerabilities, UX/design quality, conversion optimization, and provides actionable fixes with code examples. Choose Lighthouse for quick performance checks, SiteRoast for comprehensive website audits.
| Feature | SiteRoast | Lighthouse |
|---|---|---|
| Performance Analysis | Core Web Vitals + AI optimization tips | Core Web Vitals metrics only |
| Security Scanning | Headers, SSL, vulnerabilities, OWASP checks | Not included |
| UX/Design Analysis | Color psychology, layout, accessibility | Basic accessibility only |
| SEO Analysis | Meta tags, content, schema, E-E-A-T | Basic SEO checklist |
| AI-Powered Insights | 12 specialized AI agents | Rule-based checks only |
| Actionable Recommendations | Prioritized fixes with code examples | ~Generic suggestions |
| Brand Consistency Check | Colors, typography, spacing analysis | Not included |
| Competitive Benchmarking | Compare against industry standards | Not included |
Lighthouse doesn't check for security vulnerabilities. SiteRoast scans for:
Lighthouse only checks basic accessibility. SiteRoast analyzes:
Lighthouse uses static rules. SiteRoast's 12 AI agents provide:
Both tools are fast, but results differ:
SiteRoast takes slightly longer because it runs 12 specialized analyses instead of just performance metrics.
SiteRoast and Lighthouse serve different purposes. Lighthouse focuses on performance metrics, while SiteRoast provides comprehensive analysis including security, UX, design, and AI-powered actionable insights. For a complete website audit, SiteRoast offers more value.
SiteRoast complements Lighthouse by adding security scanning, UX analysis, design feedback, and AI-powered recommendations that Lighthouse doesn't provide. Many users run both for complete coverage.
SiteRoast uses 12 specialized AI agents trained on current best practices. For performance metrics, both tools are accurate. SiteRoast excels in areas Lighthouse doesn't cover: security, design, and conversion optimization.
SiteRoast offers a free tier with 3 analyses per month. Lighthouse is completely free but limited to performance metrics. SiteRoast's paid plans offer unlimited analyses and advanced features.
Get security, UX, design, and AI-powered insights in 60 seconds. Free to start.