Duplicate Content Checker
Compare two texts and get similarity, Jaccard and shingling scores.
✅ 100% free✅ No signup✅ Runs in your browser✅ No data sent to servers
0.0%
Jaccard similarity
Why this tool survives the ChatGPT era
Google's Helpful Content pass penalizes AI-parroted text — check similarity before publish.
Frequently asked
Where does data go?
Nowhere — everything runs in your browser.
Ship all of this at scale with WBP Omni SEO Pro
Every generator on this page can auto-apply across thousands of WordPress URLs — schema, meta, hreflang, robots, llms.txt — with GEO, AEO and AIO built in.
See pricing →Related Content tools
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Where teams ship this in production
Real sites using duplicate content checker-style patterns for SEO growth.
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