Every AI humanizer we've tested, with pricing, free tier, and whether it bundles its own detector — sorted by feature depth.
| Tool | From | Free tier | Detector | |
|---|---|---|---|---|
| QuillBot Humanizer The paraphraser-turned-humanizer everyone already has a login for |
$8.33/mo | 125w | Yes | Review → |
| Undetectable AI The category's best-known name, with a detector bundled in |
$9.99/mo | 250w | Yes | Review → |
| StealthGPT Built specifically to defeat Turnitin's originality reports |
$14.99/mo | 0w | No | Review → |
| HIX Bypass Part of the HIX.AI writing suite, tuned for multilingual output |
$19.99/mo | 500w | Yes | Review → |
| Phrasly AI Independent 2026 testing's most consistent top performer |
$12.99/mo | 300w | Yes | Review → |
| GPTinf Trained directly against GPTZero and Originality.ai signals |
$12/mo | 200w | No | Review → |
| Walter Writes AI Consistency-focused humanizer built for repeat, high-volume use |
$9/mo | 200w | No | Review → |
| Grammarly AI Humanizer A humanizing feature inside the writing tool most people already use daily |
$12/mo | 0w | No | Review → |
| editGPT First-pass accuracy on technical and creative writing alike |
$10/mo | 300w | No | Review → |
| Ryter Pro 2026's top scorer for raw detector bypass rate |
$9.99/mo | 150w | Yes | Review → |
| AI Natural Write The value pick — comparable scores to the top tier at a lower price |
$7.99/mo | 400w | Yes | Review → |
| GPTHuman.ai Built-in Stealth Score plus a 're-humanize' retry loop |
$25/mo | 200w | Yes | Review → |
| Litero AI Humanizer Purpose-built for academic subject-matter accuracy |
$9.95/mo | 250w | No | Review → |
| WriteBros.ai The lowest entry price in the category, with iterative rewriting |
$1.99/mo | 0w | No | Review → |
| BypassGPT A recognizable alternative for teams already trying two other tools |
$14.99/mo | 125w | No | Review → |
| Humbot A recognizable name whose free tier undersells its paid performance |
$9.99/mo | 100w | No | Review → |
| WriteHuman AI Aimed at students, with mixed independent results |
$8/mo | 100w | No | Review → |
| Superhumanizer.ai Unlimited-usage positioning for high-volume content teams |
$11/mo | 150w | No | Review → |
| HideMyAI A budget/trial-friendly option for occasional use |
$6.99/mo | 150w | No | Review → |