Updated March 2026 · Independent Analysis
GrammarlyvsQuillBot
Grammarly starts at $12/mo, 8% cheaper than QuillBot's $13/mo. Grammarly is rated higher at 4.7/5 vs QuillBot's 4.6/5.
Grammarlyvs QuillBot
★ 4.7/5+0.1 vs QuillBot
Only in Grammarly
- ✦ Grammar checking
- ✦ Plagiarism detection
- ✦ Tone suggestions
✓ Free planFrom $12/mo(cheaper)30M+ users · est. 2009
Try Grammarly Free →
QuillBotvs Grammarly
★ 4.6/5-0.1 vs Grammarly
Only in QuillBot
- ✦ Paraphrasing tool
- ✦ Grammar checker
- ✦ Plagiarism checker
✓ Free planFrom $13/mo(pricier)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
4.6/5 avg
G2 Score4.6/5
Capterra Score4.7/5
G2 Rating4.6/5
Quick Stats
Feature Comparison
Grammarly uniquely offers Grammar checking, Plagiarism detection, Tone suggestions. QuillBot uniquely offers Paraphrasing tool, Grammar checker, Plagiarism checker. Both share 0 features.
Feature
Grammarly
QuillBot
Grammar checking
✓
✗
Plagiarism detection
✓
✗
Tone suggestions
✓
✗
Style improvements
✓
✗
Browser extension
✓
✗
MS Office plugin
✓
✗
Mobile app
✓
✗
Team style guide
✓
✗
Paraphrasing tool
✗
✓
Grammar checker
✗
✓
Plagiarism checker
✗
✓
Citation generator
✗
✓
Summarizer
✗
✓
Co-writer
✗
✓
Translator
✗
✓
Word flipper modes
✗
✓
MS Word add-in
✗
✓
Chrome extension
✗
✓
Flow mode
✗
✓
Compare modes
✗
✓
Total Features
8
12
Quick Verdict
Independent analysis based on features, pricing, and user ratings
Choose Grammarly if you need:
- ✓ Grammar checking
- ✓ Plagiarism detection
- ✓ Tone suggestions
- ✓ Style improvements
- ✓ Browser extension
Choose QuillBot if you need:
- ✓ Paraphrasing tool
- ✓ Grammar checker
- ✓ Plagiarism checker
- ✓ Citation generator
- ✓ Summarizer
Pricing Comparison
Grammarly starts at $12/mo, 8% cheaper than QuillBot's $13/mo.
Grammarly Plans
Free tier available
Free
Free- • Basic grammar
- • Spelling
- • Punctuation
PremiumBest Value
$12/month- • Style suggestions
- • Tone detection
- • Plagiarism checker
- • Full rewrites
Business
$15/month- • Team features
- • Style guide
- • Analytics
- • Priority support
QuillBot Plans
Free tier available
Free
Free- • 125 words/paraphrase
- • 3 modes
- • Grammar checker
PremiumBest Value
$13/mo- • Unlimited length
- • All 8 modes
- • Plagiarism checker
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