| What it does | AI humanizer for multilingual writing with best-in-class Japanese support
| AI text humanizer that makes generated content sound naturally human
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| Stage | Startup
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| Founded | 2026
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| Based in | HK
| US
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| Pricing model | Freemium
| Freemium
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| Pricing | Free: 500 words/day humanize + unlimited detector (no credit card required); Basic: $9.99/month for 50,000 words/month + 30-day history + priority email support; Pro: $19.99/month for 250,000 words/month + academic mode + 90-day history + priority API queue. Student discount: 50% off annual plans wi
| Free plan with 3 humanizer requests/month and 10 detection checks/month. Basic: $12/month ($144/year, save $96/year) with 160 AI detection checks/month, 80 enhanced model checks/month, up to 600 words per request, 80 image scans/month. Pro: $19/month ($228/year, save $120/year) with 400 AI detection
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| Key features | - AI text humanizer with casual, academic, and business modes
- Free AI content detector with ai_score, perplexity, and burstiness metrics
- Morphology-aware Japanese rewriting with conjugation and particle control
- Citation and technical term preservation in academic mode
- Three parallel rewrites scored by separate detector model
- Five-step intensity slider for faithfulness vs. AI-fingerprint tradeoff
- History and re-rewrite capability (30 or 90 days depending on plan)
- Second-pass academic polish with Claude 3.5 Haiku on Pro plan
- Support for English, Japanese, Korean, German, French, Spanish, Portuguese, and Chinese
- Tested against GPTZero, Turnitin, Originality.ai, and Copyleaks
| - Multi-model AI detection for ChatGPT, GPT-4, Claude, Gemini, and other LLMs
- Sentence-level breakdown showing which passages are most machine-generated
- Overall AI probability score with per-class confidence levels
- Voice preservation to maintain tone and style through humanization
- Multiple output variations for different writing styles
- AI image detection for DALL-E, Midjourney, Stable Diffusion, and other generators
- Support for 40+ languages including English, Chinese, French, Spanish, and more
- Chrome extension for in-tab humanization and detection
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| What makes it different | - Best-in-class Japanese support with morphology-aware morpheme-level tuning, unlike generic humanizers
- Separate AI detector scores rewrites to guarantee the most natural result
- Preserves academic citations, figures, tables, and technical terminology verbatim
- Five-step granular intensity control to trade off faithfulness versus AI-fingerprint removal
- Independent developer with transparent privacy: no model training on user text, fixed deletion schedule
| - Detects AI from major models like GPT-5, Claude Opus, Gemini Pro, Grok, DeepSeek, Llama, and Qwen
- Sentence-level analysis shows exactly which parts triggered AI detection
- Privacy-first with encrypted transit and rest, never selling data to advertisers
- Humanizer preserves voice, tone, and meaning while removing AI patterns
- Scans complete in 2-5 seconds with instant results and no queues
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 4 ● no change since last check | 59 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 11 | 45 |
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| Citation Flow (Majestic) | 14 | 40 |
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| Referring domains (Majestic) | 46 | 1024 |
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Suikou AI
WriteHuman