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Grammarly vs Copy.ai — Head-to-Head Comparison
Quick verdict: Grammarly edges ahead
with a 4.6/5 rating vs 4.3/5.
See the full breakdown below.
Feature Comparison
| Feature |
Grammarly |
Copy.ai |
| Grammar & Spell Check |
✓ |
— |
| Tone Detection & Adjustment |
✓ |
— |
| Clarity & Conciseness Suggestions |
✓ |
— |
| GrammarlyGO (generative AI) |
✓ |
— |
| Plagiarism Detection (Premium) |
✓ |
— |
| Browser Extension (universal integration) |
✓ |
— |
| Google Docs Add-on |
✓ |
— |
| Grammarly Business (team style guides) |
✓ |
— |
| Writing Analytics |
✓ |
— |
| Microsoft Word & Outlook Integration |
✓ |
— |
| 90+ Content Templates |
— |
✓ |
| Long-Form Blog Writer |
— |
✓ |
| AI Chat Interface |
— |
✓ |
| GTM Workflows (multi-step AI automation) |
— |
✓ |
| Personalized Sales Outreach Generator |
— |
✓ |
| Brand Voice Configuration |
— |
✓ |
| Team Collaboration |
— |
✓ |
| API Access |
— |
✓ |
| Integrations (HubSpot, Salesforce, Zapier) |
— |
✓ |
| Multi-Language Support (29 languages) |
— |
✓ |
Pricing Comparison
| Plan | Grammarly | Copy.ai |
|---|
| Starting price |
Free |
Free |
| Free plan |
Yes |
Yes |
| Pricing model |
Freemium + subscription |
Freemium + subscription |
Which Should You Choose?
Choose Grammarly if...
- You communicate professionally in English and want AI-assisted quality improvement
- You want your team's written communications to consistently meet brand tone standards
- You need an editing layer that works across all your existing writing tools
Visit Grammarly
Choose Copy.ai if...
- You want to try AI writing with the most generous free plan available
- You run B2B sales outreach and need personalized emails at scale
- You want to build multi-step content automation workflows
Try Copy.ai Free
