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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.
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Clever AI Humanizer
✓ verifiedFree
Completely free, no-paywall AI humanizer that rewrites AI text into natural writing, up to 3,000 words per run.
1.2K visits/mo51K saves
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Undetectable AI
✓ verifiedFree trial
AI writing detector and humanizer that rewrites AI-generated text to pass detection tools for students, writers, and businesses.
4.0M visits/mo27K saves
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StealthWriter
✓ verifiedFreemium
Rewrites AI-generated text into natural human-sounding prose with a built-in before/after AI detector, for students and content writers.
3.6M visits/mo23K saves
Pricing
No public pricing
No public pricing
Free trial available
Free: $0/mo (10 humanizations/day, 1,000 words/input)
Starter: $20/mo (50 humanizations/day, 5,000 words/input)
Plus: $50/mo (150 humanizations/day, 5,000 words/input)
Pro: $100/mo (350 humanizations/day, 5,000 words/input)
Scale: $400/mo (2,000 humanizations/day, 5,000 words/input)
Core features
- ✦Free unlimited humanizing
- ✦Up to 3,000 words per run
- ✦Preserves original meaning
- ✦No ads or paywall
- ✦Grammar checker and paraphraser tools
- ✦Content history
- ✦AI text detector with sentence-level flagging
- ✦AI humanizer/rewriter that scores as human on detectors
- ✦AI-generated image detector
- ✦Fake PDF and AI audio detectors
- ✦Chrome extension for in-browser use
- ✦Sentence rewriter and word counter utilities
- ✦Adjustable rewrite intensity (light/medium/aggressive)
- ✦Integrated AI detector with before/after scoring
- ✦Sentence-by-sentence Deep Scan analysis
- ✦Multiple alternative rewrites per flagged sentence
- ✦Fast processing (seconds per document)
- ✦No storage of submitted text after processing
Use cases
- →Making AI writing sound human for free
- →Reducing AI-detector flags
- →Polishing essays and blog posts
- →Students checking assignments before submission
- →Content writers keeping AI-assisted drafts flag-free
- →Professionals polishing client emails and reports
- →Businesses scaling content output without losing consistency
- →Students checking and humanizing AI-assisted assignments
- →Bloggers and marketers polishing AI-drafted content
- →Researchers and professionals needing natural-sounding AI-assisted writing
- →Verifying content passes detectors before publishing
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