If you're looking for a plagiarism detection tool that's fast and accurate, Turnitin is a top choice. It combines AI writing detection technology to identify plagiarism and promote original writing. Turnitin's Feedback Studio, Gradescope and Similarity tools span a broad range of educational markets, including higher and secondary education, and research and publication.
Another option is Copyleaks, which offers a range of products including an AI Detector, Plagiarism Detector and Codeleaks. It supports more than 100 languages and can be integrated with Learning Management Systems (LMS) for users to create and protect original content. Copyleaks is GDPR compliant and has SOC 2 and SOC 3 certifications, so it's a good option for schools and businesses.
If you're looking for something more focused, check out Crossplag. The service uses AI to instantly check content originality across more than 100 languages. It's got very fast verification and role-based workflows for efficiency in schools and businesses. Crossplag also offers a Similarity Report API for integration and white-labeling options.
Last, GPTZero is an AI detector that's designed to detect text written by large language models like ChatGPT. It can scan deeply and detect plagiarism. It's useful for teachers and writers. With a multi-step process and integration with Google Docs, GPTZero offers detailed analysis and helps you avoid false positives.