Writing & detection
Undetectable AI
Detect AI content and rewrite text to read more naturally.

Writing & detection
Detect AI content and rewrite text to read more naturally.
Product insights
Detection and rewriting in one place.
AI drafts often read stiff and repetitive.
Writers, marketers, and students.
Free detector; paid plans for humanizing more words.
Undetectable AI is a writing toolkit with an AI detector and a humanizer. Paste text to see how likely it is to be flagged as AI, then rewrite it into more natural, readable prose.
Add the draft you want to check.
See scores from multiple detectors.
Humanize and edit the result before using it.
The site promotes a free detector; humanizing at volume is paid.
Follow your school’s or employer’s rules on AI use; rewriting does not change those rules.
Official website snapshot
undetectable.ai
Undetectable AI offers tools to detect AI-generated content, humanize writing, and improve text for work and school. It checks text against several AI detectors and rewrites it to sound more natural.