Updated April 2026 · Independent Analysis
GrammarlyvsQuillBot
QuillBot starts at $9.99/mo, 17% cheaper than Grammarly's $12/mo. Grammarly is rated higher at 4.7/5 vs QuillBot's 4.4/5.
Grammarlyvs QuillBot
★ 4.7/5+0.3 vs QuillBot
Only in Grammarly
- ✦ Grammar & spelling
- ✦ Tone detection
- ✦ Clarity suggestions
✓ Free planFrom $12/mo(pricier)30M+ users · est. 2009
Try Grammarly Free →
QuillBotvs Grammarly
★ 4.4/5-0.3 vs Grammarly
Only in QuillBot
- ✦ Paraphrasing (7 modes)
- ✦ Grammar checker
- ✦ Summarizer
✓ Free planFrom $9.99/mo(cheaper)35M+ users · est. 2017
Try QuillBot Free →Ratings Breakdown
Grammarly
4.7/5 avg
G2 Score4.7/5
Capterra Score4.7/5
G2 Rating4.7/5
QuillBot
4.4/5 avg
G2 Score4.4/5
Capterra Score4.6/5
G2 Rating4.4/5
Quick Stats
Feature Comparison
Grammarly uniquely offers Grammar & spelling, Tone detection, Clarity suggestions. QuillBot uniquely offers Paraphrasing (7 modes), Grammar checker, Summarizer. Both share 2 features including Plagiarism checker, Browser extension.
Feature
Grammarly
QuillBot
Plagiarism checker
✓
✓
Browser extension
✓
✓
Grammar & spelling
✓
✗
Tone detection
✓
✗
Clarity suggestions
✓
✗
GrammarlyGO (AI writing)
✓
✗
Style guide (Business)
✓
✗
Brand tones
✓
✗
Microsoft Office add-in
✓
✗
Google Docs integration
✓
✗
Mobile keyboard
✓
✗
Snippets
✓
✗
Analytics
✓
✗
Team usage reports
✓
✗
GDPR compliant
✓
✗
SSO (Business)
✓
✗
API access
✓
✗
Multi-language (English-focused)
✓
✗
Readability score
✓
✗
Conciseness suggestions
✓
✗
Paraphrasing (7 modes)
✗
✓
Grammar checker
✗
✓
Summarizer
✗
✓
Translator (45 languages)
✗
✓
Citation generator
✗
✓
Co-Writer mode
✗
✓
Chrome extension
✗
✓
Google Docs add-on
✗
✓
Word add-on
✗
✓
AI detector
✗
✓
Vocabulary enhancement
✗
✓
Flow mode
✗
✓
Academic writing
✗
✓
Tone adjustment
✗
✓
Compare modes
✗
✓
Unlimited word summarizer
✗
✓
Research integration
✗
✓
Mobile app
✗
✓
Total Features
20
20
Quick Verdict
Independent analysis based on features, pricing, and user ratings
Choose Grammarly if you need:
- ✓ Grammar & spelling
- ✓ Tone detection
- ✓ Clarity suggestions
- ✓ GrammarlyGO (AI writing)
- ✓ Style guide (Business)
Choose QuillBot if you need:
- ✓ Paraphrasing (7 modes)
- ✓ Grammar checker
- ✓ Summarizer
- ✓ Translator (45 languages)
- ✓ Citation generator
Pricing Comparison
QuillBot starts at $9.99/mo, 17% cheaper than Grammarly's $12/mo.
Grammarly Plans
Free tier available
Free
Free- • Basic spelling & grammar
- • Tone detection
- • Limited suggestions
ProBest Value
$12/user/mo- • Advanced suggestions
- • Full-sentence rewrites
- • Plagiarism detection
Enterprise
Custom- • Team admin
- • SSO
- • Analytics
QuillBot Plans
Free tier available
Free
Free- • 125 words paraphrase
- • 3 rewrites
PremiumBest Value
$9.99/month- • Unlimited paraphrase
- • Advanced modes
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