Best FREE Duplicate Content Checkers

ByDon Johnson
May 11, 2011

In my search for the best free duplicate content checkers. Check for plagiarism.

Dupli Checker

Caught the same one line of duplicate content as Small SEO Tools. These two content checkers look to be using the same engine to scan and analyze text.

https://www.duplichecker.com/

quetext

Limited amount of searches with free version

Nice interface. Displays underlined text that is duplicated

https://www.quetext.com/results/a6a742613f9c128ceb26

Small SEO Tools

https://smallseotools.com/plagiarism-checker/

Key Search

Looks to be very accurate but does not display the source.

https://www.keysearch.co/tools/plagiarism-checker

Don Johnson

Writer & Blogger

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