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AI Tool Comparison
Grammarly vs Writer
A side-by-side breakdown to help you pick the right tool for your workflow.
Grammarly
Catch grammar and clarity issues as you write, then let built-in AI agents draft, rewrite, and complete tasks across your apps. Grammarly's parent company rebranded to Superhuman in October 2025.
Writing
freemium
Writer
Draft on-brand marketing and business content while enforcing company style and compliance rules automatically — built for large organizations.
Writing
paid
Bottom Line
Grammarly edges ahead on rating (4.7 vs 4.5), but the right pick still comes down to which workflow you're running.
Choose Grammarly if…
Writing
Choose Writer if…
Enterprise Content
| Attribute | Grammarly | Writer |
|---|---|---|
| Category | Writing | Writing |
| Pricing | freemium | paid |
| Pricing Detail | Free / $12/mo Pro (annual) / Enterprise custom | Custom quote-based, ~$18-29/user/mo Starter |
| Rating |
Key Features
Grammarly
- Grammar and spelling checks
- Tone detection
- Plagiarism checker
- Generative AI co-creator
- Browser extension
Writer
- Custom brand voice training
- Style guide enforcement
- Company knowledge graph
- Google Docs and Word integration
- Term library management
- Content scoring
Pros
Grammarly
- •Works everywhere you write
- •Highly accurate suggestions
- •Improves overall writing quality
- •Generative features are helpful
Writer
- •Output actually reflects your specific brand, not a generic model
- •Style enforcement reduces editing cycles significantly
- •Strong integrations across enterprise tools
Cons
Grammarly
- Premium plan is somewhat pricey
- Can be overly pedantic
- Generative features are basic compared to ChatGPT
Writer
- Pricing is enterprise-tier, not for solo creators or small teams
- Takes time to train the model on your content