Copy.ai vs Grammarly
A detailed side-by-side comparison to help you choose.
Copy.ai
AI-powered copywriting tool for marketing teams to create on-brand content and automate GTM workflows
Grammarly
AI writing assistant that checks grammar, style, tone, and clarity across all platforms
Our verdict
We recommend Grammarly
Both tools are excellent choices, but Grammarly has a slight edge in our overall scoring.
Feature Comparison
| Feature | Copy.ai | Grammarly |
|---|---|---|
| API Access | ||
| Plugins / Extensions | ||
| Image Generation | ||
| Code Execution | ||
| File Upload | ||
| Web Search | ||
| Max Context Window | 32K tokens | 16K tokens |
Pricing Comparison
| Tier | Copy.ai | Grammarly |
|---|---|---|
| Chat | $29 5 seats, unlimited chat words, access to OpenAI/Anthropic/Gemini models; $24/mo billed annually ($288/yr) | Free Basic grammar & spelling, 100 AI prompts/month |
| Growth | $1000 75 seats, 20K workflow credits/mo; $12,000/yr billed annually | $30 2,000 AI prompts/month, full rewrites, plagiarism & AI detection; $12/mo billed annually |
| Expansion | $2000 150 seats, 45K workflow credits/mo; $24,000/yr billed annually | $40 Email + writing suite, style guides, analytics; $33/member/mo billed annually |
| Scale | $3000 200 seats, 75K workflow credits/mo; $36,000/yr billed annually | Free Custom pricing; SSO/SAML, SCIM, BYOK, dedicated support |
| Enterprise | Free Custom pricing; guided implementation, SSO, API & bulk workflows | — |
Score Breakdown
| Dimension | Copy.ai | Grammarly |
|---|---|---|
| Ease of Use | 8.0 | 10.0 |
| Features | 8.0 | 7.0 |
| Value for Money | 7.0 | 7.0 |
| Support | 8.0 | 8.0 |
| Overall | 7.8 | 8.0 |
Pros & Cons
Copy.ai
Pros
- +GTM AI platform streamlines entire marketing workflow
- +Strong brand voice and tone consistency features
- +Excellent CRM integrations (HubSpot, Salesforce)
- +Workflows automate repetitive content tasks end-to-end
Cons
- −Starter plan is expensive compared to competitors
- −No image generation capability
- −Steeper learning curve for workflow builder
Grammarly
Pros
- +Works everywhere: browser, Word, Google Docs, Outlook
- +Real-time suggestions don't interrupt your writing flow
- +Tone detection helps match the right voice for your audience
- +Plagiarism checker integrated into premium plans
Cons
- −Premium plan is expensive relative to the feature set
- −Not a full AI writing assistant — focused on editing, not generation
- −Free tier is quite limited compared to competitors