Copyscape's professional solutions provide more powerful plagiarism detection than the free service. They are used by webmasters and content owners worldwide to check the originality of new content, prevent duplicate content, and track down copies of content on the web.
Choose the solution below that best fits your needs:
Copyscape Premium is the web's most powerful plagiarism detection service, ranked #1 by independent tests.
Check the originality of new content by pasting the text directly into the search box or uploading a file. Perform unlimited scans for copies of your web pages.
Other advanced features include Batch Search, Private Index to check for duplication within your own content, case tracking and follow-up, team management tools and an API.
Copysentry protects your site against content theft by monitoring the web daily or weekly for copies of your content and sending you email when new copies appear.
Copysentry's advanced features include case tracking and follow-up and a browser for viewing previous results.