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HomeGrammarly vs QuillBot
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.

Grammarly logo
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 →
QuillBot logo
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 logo

Grammarly

4.7/5 avg
G2 Score4.7/5
Capterra Score4.7/5
G2 Rating4.7/5
QuillBot logo

QuillBot

4.4/5 avg
G2 Score4.4/5
Capterra Score4.6/5
G2 Rating4.4/5

Quick Stats

Avg Rating
Grammarly wins
Starting Price
Grammarly$12/mo
QuillBot$9.99/mo
QuillBot wins
Features
Grammarly wins
Free Plan
GrammarlyYes ✓
QuillBotYes ✓

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)
Try Grammarly Free →
Choose QuillBot if you need:
  • Paraphrasing (7 modes)
  • Grammar checker
  • Summarizer
  • Translator (45 languages)
  • Citation generator
Try QuillBot Free →

Pricing Comparison

QuillBot starts at $9.99/mo, 17% cheaper than Grammarly's $12/mo.

Grammarly logo

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
Full Grammarly pricing breakdown →
QuillBot logo

QuillBot Plans

Free tier available

Free
Free
  • 125 words paraphrase
  • 3 rewrites
PremiumBest Value
$9.99/month
  • Unlimited paraphrase
  • Advanced modes
Full QuillBot pricing breakdown →
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