Learn why leading publishers, editors, researchers and authors use iThenticate plagiarism checker software to verify the originality of written work.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Online

Apps similar to Turnitin include iThenticate. Other options are PlagiarismSearch, Originality.AI, Unicheck and Crossplag. You're spoiled for choice with Plagiarism Checkers like Turnitin: we list more than 25 alternatives for the web, Windows, Mac and Android.
Learn why leading publishers, editors, researchers and authors use iThenticate plagiarism checker software to verify the originality of written work.

Plagiarism detection platform uses multilayer analysis for accurate checking, supports all common text formats, and provides editing, rewriting, and proofreading services for students, educators, writers, and editors needing confidential document review.




Detects plagiarism and AI-generated text for online publishers, agencies, and website buyers, supporting full site scans, team collaboration, user-specific scan histories, and automated billing to ensure authenticity and originality in content management workflows.



Unicheck (ex. Unplag) is an accurate plagiarism detection engine. Fast as light, Unplag performs real-time check against real-time web index.



Crossplag™ is the most holistic tool for plagiarism checking dedicated to democratizing plagiarism checking while enabling users to have full ownership and control over their data.

Professional plagiarism checker that reviews over 14 trillion web pages, articles, books, and periodicals to help you detect possible plagiarism in your papers. It finds not only copy paste plagiarism, but paraphrasing, good and bad citations.


PlagiarismCheck.org helps educators and students all around the world to support academic honesty.




For over two decades, companies worldwide have trusted Copyscape as the industry standard for enterprise-class online plagiarism detection. Copyscape is used by the world’s leading companies in publishing, Gen-AI, content marketing, SEO, education, research and more.

The Internet makes plagiarism a bigger problem than ever. Now you can turn the tables on them and find the "forgotten" sources! You no longer have to try single sentences in search engines:

Easy to use! No Downloads! Excellent Plagiarism Detecting Technology. Noplag - Check Your Paper Online and Detect Plagiarism.
Use URKUND – the most precise plagiarism checker and detector in the world accordning to numerous studies.
Viper is the plagiarism checker of choice! It scans over 10 billion resources, has an easy-to-use interface and highlights areas of plagiarism - totally free!


