Grammarly vs Jasper: Honest Comparison (2026)
Last updated: May 1, 2026 · Based on real pricing + 10,200 G2 reviews
Grammarly
Grammarly Inc.
$30/mo
Free tierAI writing assistant for grammar, clarity & tone
★★★★☆ 4.7 (9,000 reviews)
Plagiarism check Grammar check Browser ext.
Side-by-side feature comparison
| Feature | Grammarly | Jasper |
|---|---|---|
| Starting price | Free / $30/mo | Free / $49/mo |
| G2 rating | 4.7 ★ (9,000) | 4.7 ★ (1,200) |
| Free tier | ✓ | ✓ |
| Long-form writing | ✗ | ✓ |
| SEO mode | ✗ | ✓ |
| Plagiarism check | ✓ | ✗ |
| Grammar check | ✓ | ✗ |
| API access | ✗ | ✓ |
| Browser extension | ✓ | ✓ |
| Templates | ✗ | ✓ |
| Affiliate program | ✓ | ✓ |
Pricing comparison
Grammarly
Monthly: $30/mo
Yearly equivalent: $12/mo
Free tier: Basic grammar checks, limited AI
Jasper
Monthly: $49/mo
Yearly equivalent: $39/mo
Free tier: 7-day free trial