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Review Schema Tester

Validate Product, AggregateRating, and Review JSON-LD structured data. Check if your product pages qualify for star ratings in Google search results.

What This Tool Checks

The Review Schema Tester extracts and validates all JSON-LD structured data blocks on a page, specifically looking for Product, AggregateRating, and Review schema types. It checks for the required fields Google needs to display star ratings in search results and Google Shopping.

  • Product schema completeness (name, image, description, offers)
  • AggregateRating ratingValue, ratingCount, and bestRating
  • Individual Review author, reviewBody, and datePublished
  • Rating scale validity and value range checks
  • Rich result eligibility assessment
  • Microdata fallback detection

Star ratings in Google SERPs typically increase click-through rates by 15–30% for product pages. Getting this right is one of the highest-impact SEO fixes for ecommerce stores.

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