SEO Tools
Duplicate Content Checker
Paste two blocks of text to estimate what percentage of their content overlaps.
41.7%
Some overlap
Compares overlapping 5-word phrases (shingles) between the two texts and reports the percentage shared — a common approximate technique for spotting duplicate or near-duplicate content, not an exact plagiarism detector.
How to use this tool
- 1Paste the first text.
- 2Paste the second text.
- 3See the estimated similarity percentage.
Frequently asked questions
Is this a plagiarism detector?+
No — it's a rough overlap estimate based on shared 5-word phrases, useful for spotting near-duplicate pages on your own site, not for detecting copied content across the web.