Updated March 2026 · Independent Analysis
ClaudevsGrammarly
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.
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 →
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 →Ratings Breakdown
Claude
4.6/5 avg
G2 Score4.6/5
Capterra Score4.5/5
G2 Rating4.6/5
Grammarly
4.7/5 avg
G2 Score4.7/5
Capterra Score4.7/5
G2 Rating4.7/5
Quick Stats
Feature Comparison
Claude uniquely offers Long context (200K tokens), Document analysis, Code generation. Grammarly uniquely offers Grammar checking, Plagiarism detection, Tone suggestions. Both share 0 features.
Feature
Claude
Grammarly
Long context (200K tokens)
✓
✗
Document analysis
✓
✗
Code generation
✓
✗
Safe AI responses
✓
✗
Projects feature
✓
✗
API access
✓
✗
Vision capabilities
✓
✗
Nuanced reasoning
✓
✗
Grammar checking
✗
✓
Plagiarism detection
✗
✓
Tone suggestions
✗
✓
Style improvements
✗
✓
Browser extension
✗
✓
MS Office plugin
✗
✓
Mobile app
✗
✓
Team style guide
✗
✓
Total Features
8
8
Quick Verdict
Independent analysis based on features, pricing, and user ratings
Choose Claude if you need:
- ✓ Long context (200K tokens)
- ✓ Document analysis
- ✓ Code generation
- ✓ Safe AI responses
- ✓ Projects feature
Choose Grammarly if you need:
- ✓ Grammar checking
- ✓ Plagiarism detection
- ✓ Tone suggestions
- ✓ Style improvements
- ✓ Browser extension
Pricing Comparison
Grammarly starts at $12/mo, 40% cheaper than Claude's $20/mo.
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
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
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