Overview
These free plagiarism tools can help detect plagiarism and AI use in course submissions.
How-To-Guides
1. Quillbot
• Very low false positive rate
• Detects a high proportion of edited AI texts and up to 100% of GPT-4 texts
• Provides a percentage
• Also includes a plagiarism check
• Offers a money-back happiness guarantee and live support
2. GPTZero
Basic free plan includes 1 AI detection per day, no signup required for some features
Requires a free account to use
Very comprehensive AI detection report
3. Scribbr
Free & quick; shows a percentage score & highlights AI vs human-style text
Free version - Good interface with a “likely AI” result
4. CopyLeaks
• Free
• Accurate for a free tool
• Low false positive rate
• No sign-up required—paste in text
5. HumanizeAI
Pro Detector
The humanizer may alter meaning; sometimes the improvements to avoid detection can reduce clarity.
Additional Information
Need additional information or assistance? Contact the Office of Digital Instruction at online@morehouse.edu.