LanguageTool vs Grammarly
Side-by-side comparison for 2026
LanguageTool
Open-source grammar checker for 30+ languages
7.2/10
Free | $9.90/moFree planfreemium
Try LanguageTool →VS
Grammarly
AI writing assistant for clarity and tone
8.2/10
Free | $12/moFree planfreemium
Try Grammarly →Our Verdict
🏆 Grammarly wins on overall editorial score (8.2/10)
Grammarly scored higher across our editorial dimensions. That said, the best tool depends on your specific use case — check the breakdown below.
Editorial Scores
Pricing
LanguageTool
Free | $9.90/moFree planfreemium
Grammarly
Free | $12/moFree planfreemium
Pros
✓ LanguageTool
- ✓Supports 30+ languages
- ✓Open source
- ✓Privacy-focused
✓ Grammarly
- ✓Real-time suggestions
- ✓Tone detection
- ✓Plagiarism checker in premium
Cons
✗ LanguageTool
- Less advanced than Grammarly
- Smaller community
✗ Grammarly
- Premium can feel expensive
- Sometimes overly aggressive suggestions