Updated March 2026 · Independent Analysis
GrammarlyvsClaude
Grammarly starts at $12/mo, 40% cheaper than Claude's $20/mo. Grammarly is rated higher at 4.7/5 vs Claude's 4.6/5.
Grammarlyvs Claude
★ 4.7/5+0.1 vs Claude
Only in Grammarly
- ✦ Grammar checking
- ✦ Plagiarism detection
- ✦ Tone suggestions
✓ Free planFrom $12/mo(cheaper)30M+ users · est. 2009
Try Grammarly Free →
Claudevs Grammarly
★ 4.6/5-0.1 vs Grammarly
Only in Claude
- ✦ Long context (200K tokens)
- ✦ Document analysis
- ✦ Code generation
✓ Free planFrom $20/mo(pricier)10M+ users · est. 2023
Try Claude Free →Ratings Breakdown
Grammarly
4.7/5 avg
G2 Score4.7/5
Capterra Score4.7/5
G2 Rating4.7/5
Claude
4.6/5 avg
G2 Score4.6/5
Capterra Score4.5/5
G2 Rating4.6/5
Quick Stats
Feature Comparison
Grammarly uniquely offers Grammar checking, Plagiarism detection, Tone suggestions. Claude uniquely offers Long context (200K tokens), Document analysis, Code generation. Both share 0 features.
Feature
Grammarly
Claude
Grammar checking
✓
✗
Plagiarism detection
✓
✗
Tone suggestions
✓
✗
Style improvements
✓
✗
Browser extension
✓
✗
MS Office plugin
✓
✗
Mobile app
✓
✗
Team style guide
✓
✗
Long context (200K tokens)
✗
✓
Document analysis
✗
✓
Code generation
✗
✓
Safe AI responses
✗
✓
Projects feature
✗
✓
API access
✗
✓
Vision capabilities
✗
✓
Nuanced reasoning
✗
✓
Total Features
8
8
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 Claude if you need:
- ✓ Long context (200K tokens)
- ✓ Document analysis
- ✓ Code generation
- ✓ Safe AI responses
- ✓ Projects feature
Pricing Comparison
Grammarly starts at $12/mo, 40% cheaper than Claude's $20/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
Claude Plans
Free tier available
Free
Free- • Claude 3 Haiku
- • Limited messages
- • Basic features
ProBest Value
$20/month- • Claude 3.5 Sonnet
- • 5x more usage
- • Priority access
- • Projects
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