Writing · Head-to-head
Grammarly vs Copy.ai
Grammarly (freemium, AI Score 9/10) vs Copy.ai (paid, AI Score 8.3/10). Side-by-side pricing, features, pros and cons, and which to pick.
The verdict
Pick Grammarly if…
- →you need a genuinely free option
- →budget is the constraint
- →overall capability matters more than price (AI Score 9 vs 8.3)
- →your primary use case is writers and teams who want real-time grammar checking, tone adjustment, and ai rewriting across every site and app via a browser extension.
Pick Copy.ai if…
- →your primary use case is marketing and sales teams who need sales copy, cold outreach emails, and product descriptions produced through automated, multi-step workflows.
- →you need: marketing, agents
Side-by-side specs
| Spec | Grammarly | Copy.ai |
|---|---|---|
| Category | Writing | Writing |
| Pricing model | freemium | paid |
| Headline pricing | Freemium | Chat $29/mo + Growth $1,000/mo + Expansion $2,000/mo + Scale $3,000/mo + Enterprise custom |
| Free tier | Basic grammar and spelling checks free forever | — |
| AI Score | 9/10 | 8.3/10 |
| Best for | Writers and teams who want real-time grammar checking, tone adjustment, and AI rewriting across every site and app via a browser extension. | Marketing and sales teams who need sales copy, cold outreach emails, and product descriptions produced through automated, multi-step workflows. |
| Editor's pick | — | — |
| Use cases | content-creation productivity | content-creation marketing agents productivity |
| Date added | 2025-05-01 | 2025-08-01 |
Pros and cons
Grammarly
Writing · freemium
Pros
- ✓Works everywhere via browser extension
- ✓Most accurate grammar checking available
- ✓Excellent tone detection and adjustment
- ✓Generous free tier
Cons
- ×Generative AI features require Premium
- ×Can be overly aggressive with suggestions
- ×Privacy concerns with cloud processing
- ×Premium pricing adds up for teams
Copy.ai
Writing · paid
Pros
- ✓Strong sales copy generation
- ✓Workflow automation saves time
- ✓Good template variety
Cons
- ×Output quality varies by template
- ×No free plan; self-serve starts at the $29/mo Chat plan
- ×Interface can feel overwhelming
- ×Less creative than general-purpose AI
Related comparisons
Updated 2026-10-07. Spec data sourced from official product pages and tracked in our public directory at /tools.