Grammarly vs Surfer SEO — Head-to-Head Comparison
Quick verdict: Grammarly edges ahead
See the full breakdown below.
Feature Comparison
| Feature | Grammarly | Surfer SEO |
|---|---|---|
| Real-time grammar, spelling, and punctuation correction | ✓ | — |
| Tone Detector | ✓ | — |
| Clarity and conciseness suggestions | ✓ | — |
| Vocabulary enhancement | ✓ | — |
| Plagiarism detection (Premium) | ✓ | — |
| GrammarlyGO (generative AI rewrites and suggestions) | ✓ | — |
| Style Guides (Business plan) | ✓ | — |
| Browser extension (Chrome, Firefox, Safari, Edge) | ✓ | — |
| Desktop app for Windows and Mac | ✓ | — |
| Microsoft Word and Google Docs add-ins | ✓ | — |
| AI Content Editor with real-time SEO score | — | ✓ |
| SERP Analyzer (top 10-20 competitor analysis) | — | ✓ |
| AI Article Writer (Surfy) | — | ✓ |
| Topical Map and keyword clustering | — | ✓ |
| Content Audit (analyze existing pages) | — | ✓ |
| Keyword Research tool | — | ✓ |
| Google Docs integration | — | ✓ |
| WordPress plugin for direct publishing | — | ✓ |
| Jasper integration | — | ✓ |
| White-label reports | — | ✓ |
Pricing Comparison
| Plan | Grammarly | Surfer SEO |
|---|---|---|
| Starting price | Free | $69/mo |
| Free plan | Yes | No |
| Pricing model | Subscription | Subscription |
Which Should You Choose?
Choose Grammarly if...
AI writing assistant trusted by 30 million daily users for grammar and clarity
Try Grammarly FreeChoose Surfer SEO if...
AI SEO content editor that scores and optimizes articles for top SERP rankings
Try Surfer Free