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Undetectable AI alternatives

General-purpose humanizers with a comparable free tier and word allowance.

What you are replacing

Undetectable AI - Rewrites AI-generated text into human-style output and includes a built-in AI detector. Priced from USD 9.99. Free allowance: 250 words.

Cheaper than Undetectable AI

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AI Humanizer

Rewrites text from ChatGPT, Claude and Gemini into human-style writing with a built-in detector.

AI Humanizers from USD 7.00
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CleverSpinner

Rewrites text at word and sentence level to produce unique, human-reading copy.

AI Humanizers from USD 9.90
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Grubby AI

Rewrites AI-generated text into human-style output with per-plan monthly word quotas.

AI Humanizers from USD 3.99
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Hastewire

Humanizes AI drafts and adds sentence-level AI detection, grammar checking and translation.

AI Humanizers from USD 5.00
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HumanizeAI.io

Rewrites AI-written text into human-style prose, with a private model on paid tiers.

AI Humanizers from USD 4.00
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SupWriter

Humanizes AI text and adds paraphrasing, grammar checking and AI detection.

AI Humanizers from USD 4.99

With a free tier

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AI Humanizer

Rewrites text from ChatGPT, Claude and Gemini into human-style writing with a built-in detector.

AI Humanizers from USD 7.00
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AIHumanize.io

Rewrites AI text in several styles, locks keywords and citations, and runs AI detection checks.

AI Humanizers from USD 15.00
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Conch AI

Rewrite mode that humanizes AI drafts, bundled with an AI detector and study tools.

AI Humanizers from USD 30.00
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Grubby AI

Rewrites AI-generated text into human-style output with per-plan monthly word quotas.

AI Humanizers from USD 3.99
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Hastewire

Humanizes AI drafts and adds sentence-level AI detection, grammar checking and translation.

AI Humanizers from USD 5.00
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Humanize AI

Web tool that converts AI-generated text into human-style writing, with a free unlimited tier.

AI Humanizers from USD 12.00

Everything else in the same category

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AI Humanizer

Rewrites text from ChatGPT, Claude and Gemini into human-style writing with a built-in detector.

AI Humanizers from USD 7.00
Docs checked API

AIHumanize.io

Rewrites AI text in several styles, locks keywords and citations, and runs AI detection checks.

AI Humanizers from USD 15.00
Docs checked

CleverSpinner

Rewrites text at word and sentence level to produce unique, human-reading copy.

AI Humanizers from USD 9.90
Docs checked

Conch AI

Rewrite mode that humanizes AI drafts, bundled with an AI detector and study tools.

AI Humanizers from USD 30.00
Docs checked

Grubby AI

Rewrites AI-generated text into human-style output with per-plan monthly word quotas.

AI Humanizers from USD 3.99
Docs checked API

Hastewire

Humanizes AI drafts and adds sentence-level AI detection, grammar checking and translation.

AI Humanizers from USD 5.00
Docs checked API

Humanize AI

Web tool that converts AI-generated text into human-style writing, with a free unlimited tier.

AI Humanizers from USD 12.00
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HumanizeAI.io

Rewrites AI-written text into human-style prose, with a private model on paid tiers.

AI Humanizers from USD 4.00
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Humanizer.org

Rewrites AI-generated text into human-style output and reports originality insights.

AI Humanizers from USD 19.99
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Rewritify

Rewrites AI-generated text with several bypass modes and checks the result for AI markers.

AI Humanizers from USD 14.00
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Ryne AI

Humanizes AI text and adds an AI detector, essay writer and lecture note tools.

AI Humanizers from USD 19.99
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StealthWriter

Rewrites AI text with Ghost models, sentence-level alternatives and a built-in AI scanner.

AI Humanizers from USD 20.00
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SupWriter

Humanizes AI text and adds paraphrasing, grammar checking and AI detection.

AI Humanizers from USD 4.99
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Twixify

Rephrases AI-generated text to match a user's own writing style and removes model watermarks.

AI Humanizers from USD 8.00
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Walter Writes AI

Humanizes AI drafts, removes model watermarks and scores output with a built-in detector.

AI Humanizers from USD 8.00
Established API

Humbot

Humanizes AI text in three modes and checks the result with an integrated AI detector.

AI Humanizers Freemium

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