Copyscape is a service that helps webmaster to fight online plagiarism and content theft. Copyscape defends your rights online by finding sites that have copied your content without permission, as well as those that have quoted you.


To use Copyscape, simply enter your web address and Copyscape will immediately search the entire World Wide Web for copies of your content, by using Google API. Copyscape will then shows you the top results that similar to your web pages, and you can click on a result to see a word-by-word comparison with the content on your site.

The Copyscape service is free, so it only shows limited number of results. For a small fee, the advanced Copysentry will automatically scans the web daily and alerts you to any copies of any page on your site, thus providing comprehensive defense against content theft for your entire website.

You may also use the tools and information on Global Web Rights campaign to defend yourself against content theft and copyright violations on the web.

Home Page: Copyscape