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Verified Oct 15, 2026

Clever AI Humanizer

Verified Oct 15, 2026 Active
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Free rewriter for AI-generated text, up to 3,000 words a pass, in English, Spanish and Portuguese.

Listed on EffectHub ·

Web
Screenshot of the Clever AI Humanizer website
#2740
cleverhumanizer.ai as we captured it — our own screenshot, not the vendor’s press image.

Pricing

Pricing model
100% Free

Shown as $0 with no ads, no paywall and no fixed monthly word allowance, capped at 3,000 words per request. The terms include a section on paid plans, but no paid tier is offered on the site; the coming API has only a waitlist.

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Overview

About Clever AI Humanizer

Clever AI Humanizer takes text from ChatGPT, Claude or Gemini and rewrites it to drop the repetitive phrasing and even sentence rhythm that mark machine output, while keeping the meaning. It handles up to 3,000 words per request in English, Spanish or Portuguese, offers several writing styles such as Normal and Clear & Structured, accepts file uploads and keeps a history of past runs for signed-in users. It now sits in a set of four free tools alongside an AI detector, a paraphraser and a grammar checker, with embeddable detector and humanizer widgets for websites. It is run by CleverFiles Inc., a Delaware corporation, at no charge, with no ads and no fixed monthly word allowance; a public API is on a waitlist.

Platforms
Web
API
Not confirmed
Last verified
Oct 15, 2026

Verified sources

  • Home page: price '$0 — no ads, no paywall', up to 3,000 words per request, languages English, Spanish & Portuguese, four free tools including an AI detector (15 October 2026)cleverhumanizer.ai ↗
  • Terms of Service v2.1, effective 30 September 2026: provider CleverFiles Inc., a Delaware corporation, New Castle, DE (15 October 2026)cleverhumanizer.ai ↗
  • API & Widgets page: free embeddable detector and humanizer widgets; the Clever AI API is 'coming soon' with a waitlist (15 October 2026)cleverhumanizer.ai ↗
Fact check

Is Clever AI Humanizer legit?

We don’t label tools safe or unsafe. Below are the records we checked ourselves, each with the date we read it.

Domain registered
Nov 21, 2025Registry record (RDAP), registrar GoDaddy.com, LLC, looked up Sep 17, 2026
TLS certificate
Issued by Google Trust Services, valid until Dec 22, 2026Seen in our own connection to the site on Oct 15, 2026
Last checked
Oct 15, 2026The site answered
Operated by
CleverFiles Inc., United StatesOur research, card verified Oct 15, 2026

How we collect these records

Editorial verdict

Pros & cons of Clever AI Humanizer

medium confidence

A free humanizer with an actual named US company behind it, which puts it a step above the anonymous crowd in this category. The 3,000-word window and change highlighting make it practical for editing rather than blind pasting. Three languages only, and being free with no visible revenue means no promises about uptime or longevity.

Pros

  • Up to 3,000 words per request, larger than most free tiers allow
  • Highlights the changes it made instead of returning an opaque block
  • Several rewrite styles, including Normal and Clear & Structured
  • Named operator — CleverFiles Inc., New Castle, Delaware — with file upload and run history

Cons

  • English, Spanish and Portuguese only
  • Public API is still a waitlist; no browser extension or mobile app
  • Free with no stated business model, so continuity is uncertain
  • Rewriting to defeat detectors remains a policy problem wherever detectors are used

Best for

  • Loosening up long machine drafts before you edit them yourself
  • Spanish- and Portuguese-language as well as English rewriting
  • Seeing exactly which phrases were changed rather than getting an opaque rewrite

Not for

  • Coursework or anything covered by an academic-integrity policy
  • Languages other than English, Spanish and Portuguese

Watch out: The harvested aihumanizer.net URL 301s to cleverhumanizer.ai — an older listing name for the same tool.

#19inAI Detection & Humanizers· of 28 tools, ranked by rating and popularity

Clever AI Humanizer head-to-head

Side-by-side fact sheets against the competitors our research or their makers name — pricing, platforms, API and both verdicts on one page.

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