Copyscape Premium
The web's most powerful plagiarism search.

Copyscape Premium offers the most advanced plagiarism search on the web. Learn more below or download our PDF brochure.

Content managers can use Copyscape Premium to check the originality of new content, whether it was written by humans or generated by AI. By avoiding duplicate content, your site becomes more valuable to your customers and more visible to search engines.

Site owners can use Copyscape Premium to track down plagiarism of your site's content. By finding unauthorized copies of your content, you can protect your intellectual property and preserve your unique online identity.

Copy and Paste:

Check offline content by copying and pasting the text.

File Upload:

Upload a PDF or Word document to check their content.

Check your entire site:

Check up to 10,000 pages in a single operation with Batch Search.

Check content automatically with the API:

Scripts can automate Copyscape queries using the Premium API.

Manage cases of plagiarism:

Track instances of plagiarism and your responses (online content only).

Work with your team:

Link to other Copyscape accounts to pay for and track their searches.

Exclude results from certain sites:

Filter out results from other sites that you own or already know about.

Check for duplication within your own content:

Build a private index of your content and check against it for duplication.