StealthWriter
8.1#2 in ai text humanizersFrom $20 a monthFree planAndroidiOSWeb
VisitStealthWriter vs WriteHuman
WriteHuman
8.0#3 in ai text humanizersFrom $144 a yearFree planAndroidiOSWebAPI
VisitWhat both publish
| Fact | StealthWriter | WriteHuman |
|---|---|---|
| AI detector | The public detector accepts up to 500 words without an account and provides an overall estimate plus sentence feedback. | The product includes a detector that reports AI probability for individual sentences. |
| Browser extension | The FAQ says no browser extension is available and places one on the future roadmap. | The Chrome extension offers grammar and spelling checks, inline fixes, a personal dictionary, site-by-site controls, and humanization from a side panel. |
| Company headquarters | The listed mailing address is 30 N Gould St Ste R, Sheridan, Wyoming 82801, United States. | WriteHuman lists 1224 Shirlton Road, Midlothian, Virginia 23114, United States. |
| Headquarters | Sheridan, Wyoming, United States | Arlington, Virginia, United States |
| Integrations | No third-party integrations are listed on the reviewed official product, pricing or FAQ pages. | The Chrome extension is intended for Gmail, Outlook, LinkedIn, Notion, Slack, X, WordPress and other web text fields. |
| Languages | The FAQ lists Spanish, French, German, Italian, Portuguese, and Dutch among supported languages. | The website says the humanizer supports 40-plus languages. |
| Licence | No open-source licence or source-code repository is identified on the reviewed official pages. | The terms grant a limited, non-exclusive, non-transferable and revocable licence for personal or internal business use, indicating proprietary software rather than open source. |
StealthWriter plans
- FreeFree
- Starter$20 a month
- Plus$50 a month
- Pro$100 a month
- Business$200 a month
- Scale$400 a month
WriteHuman plans
- FreeFree
- Basic$20 a month
- API Standard$29 a month
- Standard API$29 a month
- Pro$29 a month
- Ultra$59 a month
Pick StealthWriter if…
StealthWriter may suit writers, marketers, and professionals who want to revise AI-assisted drafts and receive AI-detection feedback. It is browser-based and supports desktop, tablet, and mobile use.
Pick WriteHuman if…
WriteHuman is aimed at marketers, freelancers, professionals, content creators, and agencies who want to rewrite AI-generated text or check writing with an AI detector. Developers may also find the REST API relevant.