| StealthGPT | HIX Bypass | |
|---|---|---|
| Starting price | $14.99/mo | $19.99/mo |
| Free tier | 0 words | 500 words |
| Bundled detector | No | Yes |
| Founded | 2023 | 2023 |
| Best for | Long-form academic or research writing where sentence-level restructuring matters more than speed. | Non-native English writers and international content teams producing multilingual output. |
Price: StealthGPT is cheaper to start, at $14.99/mo vs $19.99/mo.
StealthGPT: Plans from $14.99/mo; per-word bundles available for one-off use.
HIX Bypass: From $19.99/mo as a standalone tool, cheaper when bundled with HIX.AI's writer.
Free tier: HIX Bypass offers a more generous free tier (500 words).
If you just want to test either tool before paying, HIX Bypass's 500-word allowance gives you more room to evaluate quality.
Detection performance
StealthGPT: Positioned and marketed specifically around Turnitin's originality algorithm rather than general-purpose detectors.
HIX Bypass: Testing shows more consistent scores across languages than most English-first competitors.
AI detector included: HIX Bypass bundles a built-in detector; StealthGPT does not.
Strengths at a glance
StealthGPT
- Generates and rewrites in one pass, so you can skip a separate AI writer
- Aggressive sentence-level restructuring rather than word substitution
- No word cap on paid plans — good for full-length papers
HIX Bypass
- One of the few tools with genuinely strong non-English output (Spanish, French, German, Chinese)
- Bundled with HIX.AI's broader writing, chat, and image suite
- 500-word free tier is more generous than most competitors
Our verdict
Choose StealthGPT if: long-form academic or research writing where sentence-level restructuring matters more than speed. Choose HIX Bypass if: non-native english writers and international content teams producing multilingual output.