Turnitin AI Writing Detection vs GPTZero
A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.
Turnitin AI Writing Detection
The default campus AI detector, licensed through Turnitin Originality
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| RECATOOLS Score | 6.8 / 10 | 7.8 / 10 |
| Capability | — | |
| Value for money | — | |
| Ease of use | — | |
| ASEAN readiness | — | |
| API quality | — | |
| Pricing | Enterprise | Freemium |
| Free tier | — | 10,000 words a month with the basic AI scan, one advanced scan and five AI highlights in the Chrome extension |
| Paid from | Institutional quote only (requires a Turnitin Originality licence) | Premium SGD 25.99/month, or SGD 13.99/month billed annually (as shown in Singapore) |
| Has API | ✓ | ✓ |
| Open source | ✗ | ✗ |
| Free to use | ✗ | ✓ |
| Users | — | 10M+ registered users; 380,000+ educators |
| Founded | 1998 | 2023 |
| Maker | Advance (Advance Publications); acquisition closed April 2019 | Superhuman |
| Verdict | Turnitin's detector is the campus default and has kept pace with new models and humanizer tools. Turnitin says false positives stay under 1 per cent on documents with over 20 per cent AI writing, but buys that by under-r... |
GPTZero remains one of the most complete AI-detection suites for schools and editors: sentence-level highlighting, paraphraser detection, plagiarism and hallucination checks, authorship replay and LMS integrations, with... |
| Full review → | Directory listing → |
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Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.