| What it does | Generate semantically rich content with precision.
| AI humanizer for multilingual writing with best-in-class Japanese support
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| Stage | Not given
| Startup
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| Founded | Not given
| 2026
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| Based in | Not given
| HK
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| Pricing model | Freemium
| Freemium
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| Pricing | Free plan: 20 daily credits (10,000 words daily) for 30 days with no credit card required. Paid plans available but specific pricing details not listed on accessible pages.
| 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
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| Key features | - Article Visualizer - generate on-topic visuals and charts matched to content sections
- Information Gain Signals - add unique insights and angles competitors miss
| - 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
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| What makes it different | - Semantic depth and entity integration - automatically enriches content with SERP-derived semantic terms and entities for topical authority
- Information Gain Engine - surfaces rare data and unique angles from deep web sources ignored by competitors
- AI-generated visuals - produces professional, designer-quality images automatically matched to article sections
- Natural-sounding content - humanizes AI output to pass detection tools while maintaining authenticity
- Fully hands-free automation - semantic terms, entities, and optimization happen automatically
| - 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
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 1 ▲ +1 (up) since last check | 4 ● no change since last check |
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| Trust Flow (Majestic) | 1 | 11 |
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| Citation Flow (Majestic) | 9 | 14 |
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| Referring domains (Majestic) | 26 | 46 |
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Stealth Writer
Suikou AI