Copyleaks – Plagiarism Detector

Copyleaks plagiarism detector tool. Website screenshot.

Plagiarism | Multilingual | API Support

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The Copyleaks Plagiarism Detector is a powerful tool that helps ensure your written content is completely original. 

It uses AI to identify potential plagiarism across nearly every language.

Who Can Use It:

  • Students and educators at all levels.
  • Writers, journalists, bloggers can verify their work is properly cited and original.
  • Businesses and marketing teams can check content isn't plagiarized before publishing.

How It Works?

It utilizes AI algorithms to scrutinize text against a database containing over 60 trillion web pages, 16,000+ journals, and 1 million+ documents. 

Supporting over 100 languages, it performs direct, paraphrased, and cross-language plagiarism checks. 

Key Features:

  • Catches paraphrasing, manipulated text, AI-generated content, and image plagiarism.
  • Easy LMS integration for educational institutions.
  • API integration for seamless enterprise use.


  • Accuracy may vary for less common languages due to resource availability.

Accuracy rating not available right now. Hang tight, it's coming soon.

The tools on this website are tested using a specific testing method for each category. This ensures they are evaluated fairly and in a way most people would use them.

AI detectors may seem similar at first glance, but they come with different features and are intended for various use cases. Choose a tool that best suits your specific needs for the most accurate results. 

Paid tools are usually more accurate and better for advanced users needing integration and bulk detection. 

Free tools can be hit-or-miss, with usage limits and varying accuracy. 

Therefore, we suggest you check out all of our AI detectors to find the best option for you. logo



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