kitio.aiGrammarly vs Cotypist
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Grammarly starts at $30/mo and Cotypist starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Grammar and spelling checks
- Tone detection
- Full-sentence rewrites
- Plagiarism checker
- Authorship tracking
- Inline word predictions
- Works in any Mac app
- Tab to accept
- Word-by-word acceptance
- Runs fully on-device
| Feature | Grammarly | Cotypist |
|---|---|---|
| Best for | Grammar, tone and rewrite suggestions in almost every app you type in | On-device AI autocomplete that works in every Mac app |
| Category | Writing | Writing |
| Pricing model | Freemium | Freemium |
| Starting price | $30/mo | See pricing page |
| Free plan | Yes | Yes |
| Made by | Superhuman Platform Inc. | Cotypist |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Grammarly starts at $30/mo and Cotypist starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Free
Free
- Spelling and grammar checks
- Tone detection
- 100 AI prompts
Pro
$30/mo
- Per member
- Full-sentence rewrites
- Tone adjustments
- Plagiarism and AI detection
Enterprise
Contact sales
- BYOK encryption
- Custom roles and permissions
- Data loss prevention
- Dedicated support
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Grammarly
- Works in nearly every app and website
- Free plan catches most basic errors
- Clear explanations for each suggestion
- Best features need the paid plan
- Can flatten a writer's personal style
- English only
Cotypist
- Private, on-device processing
- Works system-wide on Mac
- 30-day Pro trial
- Apple Silicon Macs only
- Free plan capped at 100 words a day
- Pro price not listed upfront
Which one should you choose?
Choose Grammarly if you want:
- Works in nearly every app and website
- Free plan catches most basic errors
- Clear explanations for each suggestion
Watch out: best features need the paid plan.
Choose Cotypist if you want:
- Private, on-device processing
- Works system-wide on Mac
- 30-day Pro trial
Watch out: apple silicon macs only.
Grammarly vs Cotypist FAQ
What is the difference between Grammarly and Cotypist?
Grammarly: Grammar, tone and rewrite suggestions in almost every app you type in. Cotypist: On-device AI autocomplete that works in every Mac app. Both are writing tools.
Is Grammarly or Cotypist cheaper?
Grammarly starts at $30/mo and Cotypist starts at See pricing page. Check both pricing pages for current plans.
Do Grammarly and Cotypist have free plans?
Grammarly: Yes. Cotypist: Yes.
Who makes Grammarly?
Grammarly is made by Superhuman Platform Inc., based in United States.
Who makes Cotypist?
Cotypist is made by Cotypist.
Which should I choose, Grammarly or Cotypist?
Choose Grammarly if you value works in nearly every app and website and free plan catches most basic errors. Choose Cotypist if you value private, on-device processing and works system-wide on mac.