Check for existing as well as new forms of plagiarism - from text similarity and synonym swapping to contract cheating, AI writing, and AI paraphrasing. Grade paper-based, bubble sheet, and code assignments faster than ever while giving more robust feedback and gaining valuable insights.

Catch accidental plagiarism with high accuracy using similar plagiarism software as leading universities. See what’s human-written vs. AI-generated with like ChatGPT, Perplexity, and even some AI humanizer tools. Find and fix spelling, grammar and style issues with the AI Proofreader.

Run a free plagiarism check. Yes, Scribbr offers a limited free version of its plagiarism checker in partnership with Turnitin. Try it out!

Uphold academic integrity with Turnitin Similarity, the robust plagiarism checker that fits seamlessly into existing workflows. Check for plagiarism and prepare your manuscript for high-stakes publication with iThenticate, gold standard for academic researchers and publishers.

2024年9月4日 · Turnitin stands out as a leading plagiarism checker trusted by many. Yet, students often seek ways to use Turnitin for free, even without a class ID. This article uncovers methods to access Turnitin without a class ID, empowering students to effectively check their assignments for plagiarism.

2025年2月6日 · Turnitin is regarded as not only effective but the most trusted, widely used plagiarism checker. It adds significant value to the experience of writing to learning. The plagiarism scanner improves the quality of papers students submit and lowers cheating in schools, colleges, and universities.