Updated March 2026 · Independent Analysis
GrammarlyvsGitHub Copilot
GitHub Copilot starts at $10/mo, 17% cheaper than Grammarly's $12/mo. Grammarly is rated higher at 4.7/5 vs GitHub Copilot's 4.5/5.
Grammarly
AI writing assistant for grammar, clarity, and tone — works across all your apps.
★ 4.7/5Founded 200930M+ users
Try Grammarly Free →
GitHub Copilot
AI pair programmer by GitHub and OpenAI that suggests code completions and entire functions in your IDE.
★ 4.5/5Founded 20211.8M+ users
Try GitHub Copilot Free →⚡ Quick Stats
📊 Ratings Breakdown
Grammarly
4.7/5 avg
G2 Score4.7/5
Capterra Score4.7/5
Overall Avg4.7/5
GitHub Copilot
4.5/5 avg
G2 Score4.5/5
Capterra Score4.6/5
Overall Avg4.55/5
⚡ 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 GitHub Copilot if you need:
- ✓ Code completion
- ✓ Chat in IDE
- ✓ Pull request summaries
- ✓ Code explanation
- ✓ Test generation
🔧 Feature Comparison
Grammarly uniquely offers Grammar checking, Plagiarism detection, Tone suggestions. GitHub Copilot uniquely offers Code completion, Chat in IDE, Pull request summaries. Both share 0 features.
Feature
Grammarly
GitHub Copilot
Grammar checking
✓
✗
Plagiarism detection
✓
✗
Tone suggestions
✓
✗
Style improvements
✓
✗
Browser extension
✓
✗
MS Office plugin
✓
✗
Mobile app
✓
✗
Team style guide
✓
✗
Code completion
✗
✓
Chat in IDE
✗
✓
Pull request summaries
✗
✓
Code explanation
✗
✓
Test generation
✗
✓
Documentation
✗
✓
Multiple IDEs
✗
✓
50+ languages
✗
✓
Security vulnerability detection
✗
✓
CLI assistance
✗
✓
GitHub integration
✗
✓
Enterprise admin controls
✗
✓
Total Features
8
12
💰 Pricing Comparison
GitHub Copilot starts at $10/mo, 17% cheaper than Grammarly's $12/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
GitHub Copilot Plans
Paid plans only
IndividualBest Value
$10/mo- • Unlimited suggestions
- • Chat
- • CLI assistance
Business
$19/mo- • Team management
- • Policy controls
- • Audit logs
Enterprise
$39/mo- • Custom models
- • Fine-tuning
- • Advanced security
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❓ Frequently Asked Questions
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