Turnitin is the institutional academic integrity platform used by schools and universities to check student work for text similarity (plagiarism) and, in licensed deployments, AI-writing indicators. Instructors typically see reports inside an LMS workflow. The broader Turnitin suite also includes secure assessment and research-integrity products.
Related guides
Browse curated shortlists where this tool appears.
GPTZero (more self-serve AI detection for individuals/orgs)
Originality.ai (commercial AI/plagiarism detection for publishers and SEO teams)
Copyleaks (AI and plagiarism detection with more self-serve options)
Paperpal (author-side checks before submission; not an institutional LMS standard)
Features & details
Full overview from our catalog (read-only reference).
Category (short)
3D
Category
3D
Pricing (CSV)
Free Trial
Directory pricing
Freemium
Sponsored note
no
Target audience
Schools, universities, and publishers that need an institution-wide integrity stack tied to LMS submission. Not ideal for: individual students or freelancers seeking a consumer AI detector subscription (Turnitin does not sell that), or teams wanting a self-serve writing assistant.
Best for
Schools, universities, and publishers that need an institution-wide integrity stack tied to LMS submission. Not ideal for: individual students or freelancers seeking a consumer AI detector subscription (Turnitin does not sell that), or teams wanting a self-serve writing assistant.
Pricing notes
Verified August 2026 at turnitin.com (sales/demo led; no public self-serve price list). Turnitin does not publish individual or credit-card plans. Access is via institutional contracts negotiated by enrollment, region, and product bundle. AI writing detection is generally bundled into institutional licenses rather than sold as a student checkout SKU. Individuals cannot buy Turnitin AI detection directly.
Pros & cons
Editorial notes to help compare fit before opening the vendor site.
Pros
De facto institutional standard at many universities worldwide
LMS-native workflow instructors already know
Combines similarity and AI-writing signals in one submission path
Broad comparison database relative to lightweight consumer detectors
Cons
No self-serve individual plans or public list pricing
Students cannot independently verify scores before submission
AI-writing percentages are probabilistic and policy-sensitive
Contract pricing varies widely between institutions
Review notes
Context from the listing review and editorial research.
ACCESS MODEL: institutional/academic integrity software, not self-serve creator SaaS. Still widely searched and AI-relevant, so included with an explicit access caveat. Students encounter it as subjects of detection, not as customers. AI-detector results are probabilistic indicators for instructor review, not automatic proof.
Extended features
In-depth description and capability notes.
Similarity checking against a large academic and web comparison database
AI writing indicator alongside similarity reports in supported institutional licenses
LMS-integrated submission and grading workflows for instructors
Turnitin Clarity and process-analytics products aimed at responsible AI use in classrooms
Research integrity / iThenticate-style document screening for publishers and researchers (related products)
Secure assessment tools in the broader Turnitin product family
Use cases
Universities and K-12 systems use Turnitin so instructors can review originality and AI-writing signals on submitted assignments under institutional academic integrity policy, not so students can privately pre-score papers before submission.