Undetectable AI
Rewrites AI-generated text to pass detection tools including Turnitin, GPTZero, Originality.ai, and Copyleaks. Reddit users discuss this category heavily in r/college and r/writing. Undetectable AI is the most referenced tool in these conversations.
Key Features:
- ✓Bypass 9+ AI detectors including Turnitin and GPTZero
- ✓Built-in AI detection check after humanizing
- ✓Multiple readability modes (High School through Doctorate)
- ✓Purpose selector (Essay, Article, Marketing, etc.)
- ✓Bulk processing on higher plans
Pricing:
Free (250 words) / $9.99-$49.99/mo
Pros:
- + Free tier available (250 words per check)
- + Covers the most AI detectors of any tool in this category
- + One-step process: paste text, get humanized output
- + Readability modes preserve the intended audience tone
Cons:
- - Free tier is limited to 250 words per use
- - Quality of output varies on complex technical content
- - Not a replacement for actual writing, only a humanizer
- - Monthly cost adds up on top of existing AI tool subscriptions
Best For:
Anyone who generates text with ChatGPT or Claude and needs it to pass AI detection tools for academic, professional, or publishing contexts

