Grammarly vs QuillBot
Grammarly and QuillBot are both AI writing tools. Grammarly is aimed at small businesses and creators, while QuillBot is aimed at creators and freelancers. Grammarly costs less, from $12/mo versus $19.95/mo for QuillBot. Both have a free plan.
Writing assistant for grammar, tone and generation
AI paraphraser, grammar checker and summarizer for students, writers
| Pricing | Freemium · $12 | Freemium · $20 |
| Starting price | $12/mo | $19.95/mo |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Built for | Small businesses, Creators, Enterprise | Creators, Freelancers, Small businesses |
| Platforms | web, macos, windows, ios, android | web, macos, windows, ios, android |
| Country | US · 2009 | US · 2017 |
| Rating | — | — |
Choose Grammarly if
Anyone writing professionally in English, and teams wanting consistent style.
- Works everywhere you write
- Excellent English correction
- Team style enforcement
Look elsewhere if: Turkish writing (use DeepL Write or native tools) or confidential text without enterprise controls.
Choose QuillBot if
Students and non-native English writers who mostly need quick rewording, summaries and citations at a low annual price.
- Paraphraser output is fast and keeps meaning better than most free rewriters
- Free tier is usable for short rewrites without an account
- Many tools (summarizer, citations, translator) bundled in one subscription
Look elsewhere if: Teams that want in-depth style guidance, brand voice rules or long-form AI drafting (Grammarly, Jasper).
Grammarly vs QuillBot pricing
Grammarly
- Free$0Basic grammar and spelling, 100 AI prompts/mo
- Pro$12/member/mo2,000 AI prompts/member/mo, style guide, brand tone
- EnterpriseCustomUnlimited AI prompts, DLP, BYOK
QuillBot
- Free$0125-word paraphrases, 2 modes, no plagiarism checker
- Premium$19.95/mo$99.95/yr ($8.33/mo) billed annually; unlimited paraphrasing
- TeamCustomPer-seat volume pricing for 2+ users
Grammarly · Key features
- Grammar, spelling and punctuation correction
- Tone, clarity and conciseness suggestions
- AI rewriting and generation
- Plagiarism and AI-content detection
- Style guides, brand tones and snippets for teams
- Works across apps via extension and desktop
Cons
- English-centric
- Suggestions can flatten voice
- Privacy concerns for sensitive text
QuillBot · Key features
- Paraphraser with Standard, Fluency, Formal, Academic, Creative and Custom modes
- Synonym slider to control how aggressively words are replaced
- Grammar checker with one-click fixes for spelling and punctuation
- Summarizer that outputs key sentences or a paragraph summary
- AI detector and AI humanizer for checking and reworking generated text
- Plagiarism checker with a monthly page allowance on Premium
Cons
- 125-word free limit makes longer texts tedious
- Paraphrasing can drift in meaning on technical or legal text
- Monthly billing is more than double the annual rate
Grammarly vs QuillBot: FAQ
Which is cheaper, Grammarly or QuillBot?
Grammarly starts at $12/mo and QuillBot at $19.95/mo. Both prices are checked on the vendors' own pricing pages.
Do Grammarly and QuillBot have a free plan?
Yes, both Grammarly and QuillBot have a free plan; paid plans add more usage and features.