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Free

QuillBot

QuillBot Free AI content detector tool. Website screenshot.

Content Detectors

Multilingual

★★★★☆
Price Level:
Free

QuillBot offers a free AI text detector tool that can identify if written content was generated by AI systems like ChatGPT, GPT-4, or Gemini. 

The tool is valuable to use alongside other QuillBot's writing tools.

Key Features:

  • Supports English, Spanish, German, and French.
  • User-friendly interface for text input/upload.
  • Potential for integration with other applications.

Limitations:

  • Performance may vary across contexts and domains.

Who Can Use It:

  • Students - Check assignments for accidental AI content.
  • Professionals - Verify work projects and blog posts have an authentic human voice.
  • Researchers - Screen papers to ensure no AI text is present.

QuillBot's tool works by analyzing text for patterns common in AI-generated writing:

  • Repetitive phrasing.
  • Awkward sentence structure.
  • Unnatural, choppy flow.
  • Flags portions of text likely generated by AI.

How accurate is QuillBot's AI detector?

Overall score:
4 out of 5 stars (★★★★☆).
Our testing showed it is mostly accurate.
The tool gives a numerical result (score): Yes.
It detected our:
● Human written text as
100% human
(★★★★★).
● Humanized AI text as
69% AI
(★★★☆☆).
● Fully AI-generated text as
100% AI
(★★★★★).
Disclaimer: We only test texts written in English. Results may vary.

FAQ

We've tested over 150 AI detectors and have a solid grasp of the market. Using our custom methodology, we ensure all tools are compared fairly. Our testing is unbiased, praising only those we believe in.

The tools on this website are tested using a specific testing method for each category. This ensures they are evaluated fairly and in a way most people would use them.

AI detectors may seem similar at first glance, but they come with different features and are intended for various use cases. Choose a tool that best suits your specific needs for the most accurate results. 

Paid tools are usually more accurate and better for advanced users needing integration and bulk detection. 

Free tools can be hit-or-miss, with usage limits and varying accuracy. 

Therefore, we suggest you check out all of our AI detectors to find the best option for you.

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