100% Free · No Signup · Runs in Your Browser

Product Schema Generator

Build valid Product JSON-LD with offers, variant price ranges, GTIN/MPN/SKU validation, ratings, and reviews.

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Untitled product

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How this compares

Most Product schema tools stop at a single price field. This one covers what actually matters for Shopping eligibility.

FeatureSEOTriggersSchema PilotTypical Product generators
GTIN format validation (8/12/13/14 digit check)
Variant price ranges (AggregateOffer)Manual multi-offer only
Missing-identifier warning (GTIN/MPN/SKU)
Policy-compliance reminders (fake reviews, stale prices)
Aggregate rating + individual reviews togetherRare
Import & edit existing schema
Framework-specific snippets (WordPress/Shopify/Next.js)Partial
Free, no signupFree tier limitedVaries

Everything in one tool

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GTIN validation

Checks that your GTIN-8/12/13/14 has exactly the right number of digits — a common source of invalid Shopping feeds.

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Variant price ranges

Add prices for each size or color and get a properly structured AggregateOffer with low price, high price, and offer count.

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Policy-aware validation

Flags missing identifiers, stale priceValidUntil dates, and reminds you that ratings must reflect genuine reviews.

Ratings + individual reviews

Combine an aggregate score with specific customer reviews, each with author, rating, and text.

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Live rich-result preview

See a preview card with stars, price, and stock status close to how it could appear in search.

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100% client-side & private

Everything runs in your browser. Your product data is never uploaded or stored anywhere.

Frequently asked questions

Fill in the product name, image, price, availability, and any identifiers or reviews you have, and the tool builds a valid Product JSON-LD block automatically, with live validation against Google's structured data guidelines.

At least one is strongly recommended. Without a GTIN, MPN, or SKU, Google may not be able to reliably identify your product for Shopping-related rich results, even if the rest of your schema is valid.

Switch to variant mode and add a price for each size, color, or option. The tool builds an AggregateOffer with the low price, high price, and offer count, which is the pattern Google recommends for products with more than one price point.

Yes. You can add an aggregate rating (average score and review count) and individual reviews with author, rating, and review text. Google requires these to reflect genuine customer reviews, not fabricated ones.

Showing a price or availability status in your schema that doesn't match what's actually visible on the page. Google can take manual action against mismatched or misleading structured data, so keep your schema in sync with the page content.