Updated March 2026 · Independent Analysis
GrammarlyvsTabnine
Both Grammarly and Tabnine start at $12/mo. Grammarly is rated higher at 4.7/5 vs Tabnine's 4.1/5.
Grammarlyvs Tabnine
★ 4.7/5+0.6 vs Tabnine
Only in Grammarly
- ✦ Grammar checking
- ✦ Plagiarism detection
- ✦ Tone suggestions
✓ Free planFrom $12/mo30M+ users · est. 2009
Try Grammarly Free →
Tabninevs Grammarly
★ 4.1/5-0.6 vs Grammarly
Only in Tabnine
- ✦ AI code completion
- ✦ Chat assistant
- ✦ Private code models
✓ Free planFrom $12/mo1M+ users · est. 2017
Try Tabnine Free →Ratings Breakdown
Grammarly
4.7/5 avg
G2 Score4.7/5
Capterra Score4.7/5
G2 Rating4.7/5
Tabnine
4.1/5 avg
G2 Score4.1/5
Capterra Score4.2/5
G2 Rating4.1/5
Quick Stats
Feature Comparison
Grammarly uniquely offers Grammar checking, Plagiarism detection, Tone suggestions. Tabnine uniquely offers AI code completion, Chat assistant, Private code models. Both share 0 features.
Feature
Grammarly
Tabnine
Grammar checking
✓
✗
Plagiarism detection
✓
✗
Tone suggestions
✓
✗
Style improvements
✓
✗
Browser extension
✓
✗
MS Office plugin
✓
✗
Mobile app
✓
✗
Team style guide
✓
✗
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
✗
✓
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 Tabnine if you need:
- ✓ AI code completion
- ✓ Chat assistant
- ✓ Private code models
- ✓ 15+ IDEs
- ✓ 30+ languages
Pricing Comparison
Both Grammarly and Tabnine start at $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
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
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