Grammarly vs QuillBot
A side-by-side comparison of Grammarly and QuillBot for writers — pricing, features and where each one earns its place.
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| Grammarly | QuillBot | |
|---|---|---|
| Tagline | The ubiquitous AI assistant for grammar, clarity and tone, everywhere you type. | A mode-based AI paraphraser and rewriting suite. |
| Editorial rating | ★★★★⯨4.5editorial | ★★★★☆4.1editorial |
| Pricing | Free; Pro US$12/mo (annual) | Free; Premium from US$8.33/mo (annual) |
| Free tier | Yes | Yes |
| Good for | Copywriting, Academic, Blogging & SEO, Fiction | Academic, Copywriting, Blogging & SEO |
| Categories | Grammar, Editing | Editing, Grammar |
| Models | Proprietary + AI | Proprietary + AI |
| Platforms | web, desktop, browser-ext, mobile, word, docs, api | web, browser-ext, word, mobile, api |
Grammarly
Pros
- Widest app and platform coverage of any checker
- Strong tone and clarity feedback
- Reliable real-time correction
Cons
- Large monthly-vs-annual price jump
- Pro AI prompts are capped (2,000/mo)
- English-focused
QuillBot
Pros
- Strongest dedicated paraphrasing modes
- Broad toolkit in one suite
- Cheap annual pricing
Cons
- No real free trial
- Free tier heavily word-capped (125 words)
- Plagiarism checks are limited
Our verdict
Grammarly edges ahead on our editorial score (4.5 vs 4.1), largely for widest app and platform coverage of any checker. That said, QuillBot is the better pick if strongest dedicated paraphrasing modes matters more to you.
Frequently asked questions
- Is Grammarly or QuillBot better?
- In our editorial assessment Grammarly scores 4.5/5 versus QuillBot's 4.1/5. Grammarly stands out for widest app and platform coverage of any checker, while QuillBot is worth a look for strongest dedicated paraphrasing modes. The right choice depends on your workflow — see the breakdown above.
- Do Grammarly or QuillBot have a free version?
- Both Grammarly and QuillBot offer a free tier. You can start there before committing to a paid plan.
Read the full reviews: Grammarly · QuillBot · all comparisons