Updated March 2026 · Independent Analysis
TabninevsGrammarly
Both Tabnine and Grammarly start at $12/mo. Grammarly is rated higher at 4.7/5 vs Tabnine's 4.2/5.
Tabnine
Privacy-first AI code completion tool supporting 15+ IDEs with options for local, cloud, or self-hosted deployment.
★ 4.2/5Founded 20171M+ users
Try Tabnine Free →
Grammarly
AI writing assistant for grammar, clarity, and tone — works across all your apps.
★ 4.7/5Founded 200930M+ users
Try Grammarly Free →⚡ Quick Stats
📊 Ratings Breakdown
Tabnine
4.2/5 avg
G2 Score4.1/5
Capterra Score4.2/5
Overall Avg4.15/5
Grammarly
4.7/5 avg
G2 Score4.7/5
Capterra Score4.7/5
Overall Avg4.7/5
⚡ Quick Verdict
Independent analysis based on features, pricing, and user ratings
Choose Tabnine if you need:
- ✓ AI code completion
- ✓ Chat assistant
- ✓ Private code models
- ✓ 15+ IDEs
- ✓ 30+ languages
Choose Grammarly if you need:
- ✓ Grammar checking
- ✓ Plagiarism detection
- ✓ Tone suggestions
- ✓ Style improvements
- ✓ Browser extension
🔧 Feature Comparison
Tabnine uniquely offers AI code completion, Chat assistant, Private code models. Grammarly uniquely offers Grammar checking, Plagiarism detection, Tone suggestions. Both share 0 features.
Feature
Tabnine
Grammarly
AI code completion
✓
✗
Chat assistant
✓
✗
Private code models
✓
✗
15+ IDEs
✓
✗
30+ languages
✓
✗
Zero data retention
✓
✗
Local/cloud models
✓
✗
Self-hosted option
✓
✗
Team learning
✓
✗
Context-aware
✓
✗
Test generation
✓
✗
Documentation
✓
✗
Grammar checking
✗
✓
Plagiarism detection
✗
✓
Tone suggestions
✗
✓
Style improvements
✗
✓
Browser extension
✗
✓
MS Office plugin
✗
✓
Mobile app
✗
✓
Team style guide
✗
✓
Total Features
12
8
💰 Pricing Comparison
Both Tabnine and Grammarly start at $12/mo.
Tabnine Plans
Free tier available
Free
Free- • Basic completions
- • VS Code + JetBrains
- • Limited suggestions
ProBest Value
$12/mo- • Full completions
- • Chat assistant
- • All IDEs
Enterprise
$39/mo- • Private models
- • Self-hosted
- • Zero data retention
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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❓ Frequently Asked Questions
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