HumanizerAI
6.8#11 in ai text humanizersFrom $10 a monthWebAPIExtension
VisitHumanizerAI vs StealthWriter
StealthWriter
8.1#2 in ai text humanizersFrom $20 a monthFree planAndroidiOSWeb
VisitWhat both publish
| Fact | HumanizerAI | StealthWriter |
|---|---|---|
| Academic-use restriction | The terms prohibit submitting processed content as original academic work and disclaim responsibility for academic consequences. | Terms prohibit using StealthWriter for academic cheating, misrepresenting authorship or evading plagiarism systems. |
| AI detector | Its detector reports a 0–100 AI-like score with metrics including perplexity, burstiness and readability. | The public detector accepts up to 500 words without an account and provides an overall estimate plus sentence feedback. |
| API | The service exposes an authenticated REST API at https://humanizerai.com/api/v1 with detect, humanize and credits endpoints. | The FAQ says there is no public API currently, with a possible future API. |
| Browser extension | The Chrome Web Store listing describes a free extension that detects AI-generated posts on X, offers 50 free scans per day, and can hide AI content from the feed. | The FAQ says no browser extension is available and places one on the future roadmap. |
| Headquarters | Antibes, France | Sheridan, Wyoming, United States |
| Integrations | The API documentation describes REST API endpoints for AI detection, humanization, and checking credits, and provides an MCP server for Claude Desktop. | No third-party integrations are listed on the reviewed official product, pricing or FAQ pages. |
HumanizerAI plans
- Starter$10 a month
- Pro$21 a month
- Business$35 a month
StealthWriter plans
- FreeFree
- Starter$20 a month
- Plus$50 a month
- Pro$100 a month
- Business$200 a month
- Scale$400 a month
Pick HumanizerAI if…
HumanizerAI may suit students, writers, marketers, businesses, agencies, teams, and developers who want rewriting or related writing tools. Developers needing API access should note that API keys require Pro or Business.
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.