Grammarly vs Writer
Grammarly is AI writing assistant for grammar, clarity, tone, and style across every platform, while Writer is Enterprise AI writing platform with style guides, compliance, and brand voice enforcement. The biggest difference up front: Grammarly is free, while Writer starts at $18/user/mo. Grammarly is built for anyone wanting ai-powered writing improvement, whereas Writer targets enterprise teams that need ai writing with brand voice consistency and compliance.
At a glance
|
Grammarly
|
Writer | |
|---|---|---|
| Best for | Anyone wanting AI-powered writing improvement | Enterprise teams that need AI writing with brand voice consistency and compliance |
| Starting price | Free | $18/user/mo |
| Free tier | ✓ | — |
| Open source | — | — |
| Free tier available | ✓ | — |
| Open source | — | — |
| AI writing | — | ✓ |
| Brand voice | — | ✓ |
| Clarity | ✓ | — |
| Compliance | — | ✓ |
| Grammar | ✓ | — |
| Plagiarism | ✓ | — |
| Style guides | — | ✓ |
| Team management | — | ✓ |
| Tone | ✓ | — |
Grammarly
Strengths
- Includes Grammar as a core feature, purpose-built for ai writing workflows
- Includes Clarity as a core feature, purpose-built for ai writing workflows
- Free basic grammar checks — generous enough for most small teams to get real work done
- Established product with 17+ years on the market and a mature ecosystem
Weaknesses
- Free plan exists but key features are locked behind the paid upgrade
- Fewer built-in features means you may need additional tools to cover gaps
- Ecosystem of third-party integrations is smaller than the market leaders in ai writing
- Mobile experience lags behind the desktop version in features and polish
Writer
Strengths
- Enterprise-grade brand voice and style enforcement
- Compliance features for regulated industries
- Custom AI models trained on your brand's content
- Team-wide consistency across all writers and departments
Weaknesses
- Expensive enterprise pricing — not for individuals
- Setup requires significant time to configure style guides
- Less creative than general-purpose AI for brainstorming
- Locked into Writer's ecosystem
The bottom line
Pricing: Grammarly is completely free (Free basic grammar checks), which makes it the obvious pick if budget is the top concern. Writer starts at $18/user/mo. That cost buys you a more polished or feature-rich experience, so it comes down to whether the extras justify the spend.
Feature gaps: Grammarly offers Clarity, Grammar and Plagiarism that Writer lacks. Writer brings AI writing, Brand voice and Compliance that Grammarly does not have.
Where each tool shines: Grammarly's biggest strengths are: includes grammar as a core feature, purpose-built for ai writing workflows. includes clarity as a core feature, purpose-built for ai writing workflows. Writer's biggest strengths are: enterprise-grade brand voice and style enforcement. compliance features for regulated industries.
Watch out for: With Grammarly, users commonly note that free plan exists but key features are locked behind the paid upgrade. With Writer, the main complaint is that expensive enterprise pricing — not for individuals.
Choose Grammarly if...
- You need a tool built for anyone wanting ai-powered writing improvement
- Budget is a hard constraint — Grammarly is free, Writer is not
- You specifically need Clarity and Grammar
- You care about includes clarity as a core feature, purpose-built for ai writing workflows
- The free tier works for you: free basic grammar checks
Choose Writer if...
- You need a tool built for enterprise teams that need ai writing with brand voice consistency and compliance
- You specifically need AI writing and Brand voice
- You care about compliance features for regulated industries
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