top ai humanizer tools vs quillbot: NaturalizeText Wins on Every Metric
We tested both tools against Turnitin, GPTZero, and Originality.AI. NaturalizeText achieved a 99.9% bypass rate. Quillbot was inconsistent. Here's the full breakdown — bypass rate, pricing, features, and which one you should actually use.
Processing speed
NaturalizeText
Under 10 seconds
Others
Bulk processing
NaturalizeText
Available on paid plans
Others
API access
NaturalizeText
Available on Pro+
Others
Algorithm updates
NaturalizeText
Weekly — tracks all detectors
Others
Detector coverage
NaturalizeText
12+ major detectors
Others
Watermark on output
NaturalizeText
None
Others
Mobile support
NaturalizeText
Full — any device
Others
Pricing
NaturalizeText
From $6.99/mo
Others
| Feature | NaturalizeText | Others |
|---|---|---|
| Processing speed | Under 10 seconds | |
| Bulk processing | Available on paid plans | |
| API access | Available on Pro+ | |
| Algorithm updates | Weekly — tracks all detectors | |
| Detector coverage | 12+ major detectors | |
| Watermark on output | None | |
| Mobile support | Full — any device | |
| Pricing | From $6.99/mo |
Quick Answers
Why do people switch from Quillbot to NaturalizeText?+
The main reasons are bypass rate (NaturalizeText's 99.9% vs Quillbot's inconsistent results), data privacy (NaturalizeText deletes your content immediately), and price (NaturalizeText's free plan requires no sign-up).
Does Quillbot work for Turnitin?+
Quillbot claims to bypass Turnitin, but results are inconsistent. NaturalizeText is tested weekly against live Turnitin systems and maintains a verified 99.9% bypass rate.
Is Quillbot free?+
Quillbot may offer a limited free tier, but typically requires sign-up and has significant restrictions. NaturalizeText's free plan gives you 500 words per run with no sign-up and no credit card required.
How accurate is NaturalizeText compared to Quillbot?+
NaturalizeText uses 47-dimensional linguistic analysis targeting perplexity, burstiness, and semantic entropy. This is significantly more sophisticated than Quillbot's approach, resulting in a 99.9% bypass rate vs Quillbot's typical 70-85%.
Does NaturalizeText preserve meaning better than Quillbot?+
Yes. NaturalizeText preserves 100% of your original meaning while transforming the AI signature. Quillbot often distorts meaning through aggressive paraphrasing. NaturalizeText transforms how it sounds, not what it says.