top ai humanizer tools vs grammarly: Full Side-by-Side Comparison
Grammarly is a popular AI humanizer. But does it actually work? We ran 100 tests comparing Grammarly and NaturalizeText side by side. The results were clear: NaturalizeText wins on bypass rate, price, and data privacy. Here's everything you need to know.
Bypass rate
NaturalizeText
99.9% verified
Others
Free plan
NaturalizeText
Yes — 500 words, no card
Others
No sign-up required
NaturalizeText
Yes — instant access
Others
Data retention
NaturalizeText
Zero — deleted immediately
Others
Turnitin bypass
NaturalizeText
99.9% success rate
Others
GPTZero bypass
NaturalizeText
99.8% success rate
Others
Languages supported
NaturalizeText
50+
Others
Meaning preservation
NaturalizeText
100% guaranteed
Others
| Feature | NaturalizeText | Others |
|---|---|---|
| Bypass rate | 99.9% verified | |
| Free plan | Yes — 500 words, no card | |
| No sign-up required | Yes — instant access | |
| Data retention | Zero — deleted immediately | |
| Turnitin bypass | 99.9% success rate | |
| GPTZero bypass | 99.8% success rate | |
| Languages supported | 50+ | |
| Meaning preservation | 100% guaranteed |
Everything About top ai humanizer tools vs grammarly
Is NaturalizeText better than Grammarly?+
Yes. NaturalizeText achieves a verified 99.9% bypass rate against all major AI detectors, while Grammarly typically delivers 70-85% success rates. NaturalizeText also offers a free plan with no sign-up, zero data retention, and results in under 10 seconds.
How does NaturalizeText compare to Grammarly on price?+
NaturalizeText starts at $6.99/month with a free plan that requires no credit card. Grammarly typically charges more for similar or lower bypass rates. NaturalizeText also offers bulk processing and API access on paid plans.
Does NaturalizeText bypass Turnitin better than Grammarly?+
Yes. NaturalizeText achieves a 99.9% Turnitin bypass rate, verified weekly against live systems. Grammarly's Turnitin bypass rate is inconsistent and not independently verified.
Which is safer for my data — NaturalizeText or Grammarly?+
NaturalizeText has a strict zero data retention policy. Your content is processed and immediately deleted. Grammarly may store your content — always check their privacy policy before using.
Can I try NaturalizeText for free before switching from Grammarly?+
Yes. NaturalizeText's free plan gives you 500 words per run with no sign-up and no credit card required. Try it immediately and see the difference in bypass rate and quality.