QuillBot vs Undetectable AI
Side-by-side comparison of features, pricing, and quality scores.
82Quality
QuillBot
AI paraphrasing and writing tool that helps rewrite, summarize, check grammar, and improve text quality.
View DetailsVS
75Quality
Undetectable AI
AI text humanizer that rewrites AI-generated content to bypass AI detection tools while preserving meaning.
View Details| Feature | QuillBot | Undetectable AI |
|---|---|---|
| Quality Score | 82 | 75 |
| Pricing | $0 free (limited) / $10/mo Premium | Free detection check / $9.99/mo Starter |
| Monthly Visits | 40M | 10M |
| User Rating | 4.3 | 4.1 |
| Launched | 2017 | 2023 |
| Free Plan | Yes | Yes |
| API Available | No | Yes |
| Platforms | web, chrome-extension, word-add-in | web |
| Key Features | paraphrasing, grammar-checker, summarizer, citation-generator, translator, co-writer | ai-humanization, detection-bypass, rewriting, detection-check |
Which is better: QuillBot or Undetectable AI?
QuillBot has a higher quality score (82 vs 75), indicating better overall quality and user satisfaction. QuillBot is freemium ($0 free (limited) / $10/mo Premium) while Undetectable AI is freemium (Free detection check / $9.99/mo Starter).