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Site Tester. Because Andrew Needed a Website Testing Tool

sitetester.app

Find the Gaps,
Know What to Fix,
Make Your Site Amazing

Technical SEO, speed, content signals, accessibility, security, and the rest — scored, explained, and ordered by what to fix first.

The score

What gets measured

Twelve factors. One hundred points. The heavier the weight, the more it moves the overall score.

Analytics is recorded and left out of the score.

Weight, left to right

  1. 0115%

    Technical foundation

    HTTPS, robots.txt, sitemaps, canonicals, status codes, and URL hygiene.

  2. 0215%

    Performance & Core Web Vitals

    Lighthouse lab data, field CrUX when it exists, and page-weight signals.

  3. 0315%

    Content quality & E-E-A-T

    Depth, authorship, about/contact, freshness, and readable structure.

  1. 0412%

    On-page SEO & metadata

    Titles, descriptions, headings, alt text, social cards, and structured data.

  2. 0510%

    Accessibility

    Markup patterns plus Lighthouse axe-core checks when PageSpeed responds.

  3. 068%

    Mobile experience

    Viewport, mobile lab score, and detectable tap-target or font issues.

  4. 078%

    Security & trust

    HTTPS headers, cookie flags, mixed content, privacy and contact paths.

  5. 087%

    UX, layout & design signals

    Headline clarity, navigation, custom 404s, and script clutter.

  6. 095%

    Links

    Internal links, outbound destinations, and a broken-link sample. Not who links in from the rest of the web.

  7. 103%

    Conversion & CRO

    Calls to action, forms, and nearby trust signals.

  8. 112%

    AI / GEO readiness

    HTML-visible answers, structured data, FAQs, and AI crawler access.

12

Analytics & measurement

Common analytics tags. Shown in the report, not part of the overall score.

Not scored