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The Copyscape Premium plugin lets you check if a WordPress post is unique before it's published, by searching for duplicate content on the web.

Copyscape is a free plagiarism checker. The software lets you detect duplicate content and check if your text is original.

Learn nmore about Copyscape for Gen AI - find out if your AI-generated content includes is original or if it includes plagiarism.

Oct 15, 2024 - 17 December 2025 What is DMCA protection? Copysentry proposed by Copyscape. Copyright holders. Indigo Stream Technologies.

The Copysentry service automatically monitors the web for new copies of your content.

Learn more about Copyscape - find out who is copying your website and check if content is original.

Press articles about Copyscape.

Free comparison of two web pages or pieces of text, powered by Copyscape's technology.

抄袭检查器-重复内容检查

Copyscape's complete Terms and Conditions of Use.

Copyscape is an amazing online tool for detecting plagiarism. The service has been around since 2004, and with such a long track-record, ...

A guide to using the Copyscape Premium API to check content for uniqueness.

A selection of Copyscape banners for warning people not to steal content from your site.

Copyscape Premium is the web's most powerful plagiarism checker.

An introduction to online plagiarism and how to fight it.

A guide on how to respond when your content has been copied online.

Log in to your Copyscape Premium or Copysentry account.

Sign up for the Copyscape Premium service.