AI Writing Tools Comparison
Writesonic vs Grammarly
Side-by-side comparison of Writesonic and Grammarly in 2026. See how they stack up on features, pricing, and ratings.
7.5
Writesonic
AI writing assistant with built-in SEO and fact-checking
VS
5 wins · 4 ties · 1 wins
8
Grammarly
AI writing assistant for clear, mistake-free communication
Quick Verdict
Choose Writesonic if you...
- ✓ Budget-conscious writers
- ✓ Freelancers
- ✓ Small businesses
Choose Grammarly if you...
- ✓ Everyone who writes
- ✓ Students
- ✓ Non-native English speakers
- ✓ Professionals
Pricing Comparison
Writesonic
Free plan available
FreeFree
- • 10,000 words/month
- • GPT-3.5
- • Basic features
Pro$20/mo
- • 100K words/month
- • GPT-4
- • All features
EnterpriseFree
- • Custom pricing
- • API
- • Custom models
Grammarly
Free plan available
FreeFree
- • Grammar & spelling
- • Tone detection
- • Basic suggestions
Premium$12/mo
- • Full rewrites
- • Tone adjustments
- • Plagiarism check
Business$15/mo
- • Brand tones
- • Style guides
- • Analytics dashboard
Feature-by-Feature Comparison
| Feature | Writesonic | Grammarly |
|---|---|---|
| Long-form Content | Article Writer 5.0 | Editing only |
| Short-form Copy | Good | Suggestions + rewrites |
| Templates | 80+ templates | No |
| Brand Voice | Pro plan | Business plan |
| SEO Mode | Surfer integration | No |
| Team Collaboration | Pro plan | Business plan |
| Plagiarism Check | Built-in | Premium+ |
| Multi-language | 25+ languages | English only |
| API Access | Pro plan | No |
| Chrome Extension | Yes | Best-in-class |
Ratings Breakdown
Ease of Use
Writesonic
8.5
Grammarly
10
Features
Writesonic
7.5
Grammarly
7
Value for Money
Writesonic
8.5
Grammarly
8
Customer Support
Writesonic
7
Grammarly
7
Key Limitations
Writesonic Drawbacks
- ✗ Output quality varies
- ✗ Brand voice basic
- ✗ Newer tool
Grammarly Drawbacks
- ✗ Not a content generator
- ✗ English only
- ✗ No API