Grammarly vs Copy.ai
AI Writing Tools pricing comparison · 2026
Grammarly pricing ranges from $0–$12/month, while Copy.ai ranges from $0–$650/month. Grammarly is typically 59% more affordable, though your actual cost depends on tier and team size.
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Grammarly and Copy.ai both operate in the ai writing tools category. This page compares their list pricing.
Plan-by-Plan Pricing
| Plan | Grammarly | Copy.ai |
|---|---|---|
| Free | Free /month | Free /month |
| Pro | $12 /month | $29 /month |
| Enterprise | Custom | Custom |
| Expansion | — | Custom |
| Scale | — | Custom |
| Enterprise | — | Custom |
Cost at Scale
Total cost of ownership — licenses, implementation, and hidden costs included.
Grammarly
3 scenarios$0/month (Free plan)
Student or Casual Writer
basic grammar, spelling, tone detection, and 100 AI prompts/month. Sufficient for occasional writing. Upgrade to Pro at $12/month annual if you need plagiarism detection for academic work.
$12/month (Pro annual at $144/year)
Professional Writer or Content Marketer
full-sentence rewrites, advanced tone and clarity suggestions, plagiarism detection, and 2,000 AI prompts/month. Best value for regular professional use.
Custom pricing (Enterprise plan) -- unlimited AI prompts, SAML SSO, style guides, admin analytics, dedicated account manager. Estimated $15-25/user/month depending on team size and contract terms.
Enterprise Organization (200+ employees)
Copy.ai
6 scenarios$24/month (Chat annual)
Solo Marketer or Freelancer
unlimited words, multi-model AI access, and 5 seats to share with collaborators. $288/year total.
$1,000/month (Growth annual)
Growing Marketing Team (10-30 people)
75 seats, unlimited words, 20,000 workflow credits/month for automation. $12,000/year total.
$2,000
Enterprise Sales and Marketing Organization
$3,000/month (Expansion or Scale annual) -- 150-200 seats, 45K-75K workflow credits, SSO. $24,000-$36,000/year. Enterprise plan available for custom needs.
Market Intelligence
Grammarly
- Median annual cost
- $19,050
Copy.ai
- Median annual cost
- $25,000
- Based on
- 7 deals
Contract Terms
| Term | Grammarly | Copy.ai |
|---|---|---|
| Auto-renewal | Yes | Yes |
| Cancellation | Must cancel before renewal date to avoid charges | 5 days refund window only |
| Minimum commitment | Varies by subscription period (monthly, quarterly, or annual) | 1 year for annual plans |
| Price escalation | Promotional rates valid for one subscription period only; standard rates apply upon renewal without published advance notice | No published schedule but users report mid-contract cost increases |
| Can downgrade | — | No |