Aiundetect
AI Undetect is a freemium web tool that detects AI-generated text and rewrites or “humanizes” it to bypass AI detectors using a custom undetectable AI rewriter model, supporting 20+ languages and multiple rewrite styles.
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Review official source →Quick Overview
Best for: AI Detection
What it does
AI Detection software for decision-makers comparing workflow fit and alternatives.
Best fit
AI Detection
Pricing snapshot
Freemium from $5 /mo (yearly, shown as $10 regular)
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Aiundetect
AI Undetect is a freemium online tool that detects AI-generated text and rewrites it into human-like content using a proprietary "Undetectable AI Humanizer" model. The product combines an AI Detector (integrating multiple third-party detectors) with an AI rewriter/humanizer to help users convert or edit AI-generated text so it passes mainstream AI detection tools while preserving original meaning. It supports 20+ languages, multiple rewrite styles, and offers both a free manual mode and a premium Auto-Perfect mode for automated, higher-assurance rewrites.
AI Undetect is a freemium web tool that detects AI-generated text and rewrites or “humanizes” it to bypass AI detectors using a custom undetectable AI rewriter model, supporting 20+ languages and multiple rewrite styles.
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Claim this listingKey Features
AI Detector integrations
Integrated results from multiple detectors including GPTZero, COPYLEAKS, WRITER, Winston AI detector, Turnitin, Originality AI and more to evaluate AI content.
Undetectable AI Humanizer (self-developed model)
Proprietary large model trained on a 1B token corpus and optimized via reinforcement learning to reword AI-generated text into human-like text that bypasses detectors.
Auto-Perfect mode (Premium)
Paid automatic mode that continuously refines rewrites until they meet quality and detector-passing criteria; described as guaranteeing pass for detectors.
Manual Mode (Free)
Basic rewriting with manual refinement; provides standard detection bypass but may require user adjustments.
Multi-language support
Supports 20+ languages and multiple rewrite styles (e.g., formal, informal, academic, expand, simplify).
Word quotas and history
Per-plan monthly word limits for Humanize AI and per-request limits for AI Detector; user history and view history features are available.
Pricing
After registration users receive 500 free rewrite credits (page also states 500 free words of Humanizer text and 10 AI detector uses).
Basic (Yearly discounted)
$5 /mo (yearly, shown as $10 regular)- Humanize AI 10,000 Words/Month
- Support auto-perfect mode (30 times/day)
- AI Detector: 500 words per request
- View history
Standard (Yearly discounted, Most popular)
$10 /mo (yearly, shown as $25 regular)- Humanize AI 50,000 Words/Month
- Support auto-perfect mode (Unlimited/day)
- AI Detector: 1,500 words per request
- View history
Pro (Yearly discounted)
$20 /mo (yearly, shown as $45 regular)- Humanize AI Unlimited Words/Month
- Support auto-perfect mode (Unlimited/day)
- AI Detector: 3,000 words per request
- View history
Basic (Monthly)
$15 /mo- Humanize AI 15,000 Words/Month
- Support auto-perfect mode (30 times/day)
- AI Detector: 500 words per request
- View history
Standard (Monthly, Most popular)
$25 /mo- Humanize AI 50,000 Words/Month
- Support auto-perfect mode (Unlimited/day)
- AI Detector: 1,500 words per request
- View history
Pro (Monthly)
$45 /mo- Humanize AI Unlimited Words/Month
- Support auto-perfect mode (Unlimited/day)
- AI Detector: 3,000 words per request
- View history
Use Cases
Office / Document preparation
Use AI Undetect to humanize AI-assisted workplace documents to maintain professional tone and avoid detection issues.
Academic work assistance
Students can check and rewrite AI-assisted papers to reduce false positive detection and preserve academic integrity (page mentions academic use cases).
SEO and content creation
Marketers, bloggers and SEO specialists can bulk-rewrite content into human-like, SEO-friendly text while bypassing AI detectors.
Content verification
Use the integrated AI Detector to evaluate whether content is AI-generated across multiple detection engines.
Integrations
GPTZero
Provides detection results from GPTZero as part of the integrated AI Detector set.
COPYLEAKS
Integrated detection interface to evaluate AI-generated text.
WRITER
Integrated detection interface to evaluate AI-generated text.
Winston AI detector
Integrated detection interface to evaluate AI-generated text.
Turnitin
Integrated into the detector suite for academic/plagiarism-style checking.
Originality AI
Integrated detection interface as part of the supported detectors.
ChatGPT / Claude / Jasper
Tool works with content produced by major AI writers (mentions compatibility with ChatGPT, Claude, Jasper).
Benefits
Limitations
Frequently Asked Questions
Who can benefit from Undetectable AI & AI Detector?
Does AI Undetect successfully detect AI text and bypass AI detection?
How is pricing structured?
What should I do if I run out of my humanize AI text quota?
Getting Started
- 1 Step 1: Sign up (optionally with Google) to receive free credits and access the tool.
- 2 Step 2: Paste your AI-generated text into the input box and run the AI Detector to see detector scores.
- 3 Step 3: Click "Humanize AI" to rewrite the text (use Manual mode for free or subscribe to Auto-Perfect for automatic quality assurance).
Support
Contact via the provided support email: [email protected]
docs/FAQ
Site provides an FAQ section and help content accessible from the website (Pricing and Tools menu links).
in-product support
Subscription plans reference Basic or Priority customer support levels in plan descriptions.
API
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