ContentDetector.org

Free#15 of 25 in AI Content Detectors

AI content detection for free bulk and URL screening

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At a glance

Editor score
Not yet scored
Pricing
Free plan
Best for
Free bulk and URL screening
Free plan
Yes
Paid from
None
Facts checked
21 Sep 2026

Where it wins
- Free AI-versus-human scoring with highlighted sections
- Scans text, files, URLs, folders, and URL lists
- Web, desktop, iOS, Chrome, and API access
Where it doesn't
- Scores indicate detected patterns rather than definitive authorship
- AI-to-human rewriting adds a separate transformation step
- Bulk API access is focused on checking content

Our verdict on ContentDetector.org

ContentDetector.org is a free AI content detector for educators, editors, marketers, publishers, agencies, and content teams. It accepts pasted text, uploaded files, and URLs, then provides an AI-versus-human score with section-by-section highlights. The service evaluates patterns associated with major AI models, including GPT, Gemini, and Claude, and is available through web, Windows, macOS, iOS, Chrome, and API interfaces.

Its strongest advantage is breadth within a free screening workflow. Users can preserve headings, lists, citations, and links while scanning content, and bulk checks can use document uploads, folders, or URL lists. That makes the product suitable for teams reviewing multiple pieces of content rather than only checking individual passages. API connectivity extends bulk-checking workflows, while the browser, desktop, and mobile options support different working environments.

ContentDetector.org also includes AI-to-human text rewriting, but that function should be treated as a separate editing step from detection. The core output remains a score and highlighted sections, so it is better suited to screening and review than to making final authorship decisions on its own. Choose it if free text, file, URL, and bulk screening matter across a broad platform set. Consider another option if your workflow depends on capabilities beyond detection and rewriting, or on a more specialized review process.

ContentDetector.org pricing

Plans Free planFree Free to use — no paid tier required for the core job.

See plans on contentdetector.org

ContentDetector.org fact sheet

Free plan	Yes
Paid from	None
Detection languages	Not verified
Word limit	Not verified
Paraphrase detection	Not verified
API access	Yes
Browser extension	Yes
Batch scanning	Yes
Deployment	Cloud, Desktop, Mobile, Browser extension
Platforms	Web, Windows, macOS, iOS, Chrome extension
Support	Email
Built for	Solo, Small business, Mid-market (editorial estimate)
Pricing	Free plan
Website	contentdetector.org
Facts checked	21 Sep 2026

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Featured on iTechGuides

ContentDetector.org is listed in our AI Content Detectors directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

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