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Grammarly vs Claude for Writing

Head-to-head comparison — updated April 2026

Grammarly

Grammarly

AI writing and grammar checker

Free plan$12/mo★ 4.7✓ Cheaper
Try Grammarly →
VS
Claude for Writing

Claude for Writing

Long-form AI writing assistant

Free plan$20/mo★ 4.8✓ Higher rated
Try Claude for Writing →

Our Verdict

Choose Grammarly for quick corrections and style guidance across your workflow. Choose Claude for Writing for drafting, editing, and managing substantial writing projects.

Why Grammarly?

✓ Lower entry price at $12/mo vs $20/mo
✓ Browser extension for cross-app functionality
✓ Plagiarism detection included
✓ Team collaboration features

Why Claude for Writing?

✓ Higher user rating (4.8 vs 4.7)
✓ Purpose-built for long-form writing
✓ Project organization and artifact storage
✓ Advanced content analysis capabilities

Feature Comparison

FeatureGrammarlyClaude for Writing
style guide✓✗
team collab✓✗
tone control✓✗
plagiarism check✓✗
browser extension✓✗
editing✗✓
analysis✗✓
projects✗✓
artifacts✗✓
long form✗✓

Grammarly Pricing

Free/mo
Paid from $12/mo
Full review →

Claude for Writing Pricing

Free/mo
Paid from $20/mo
Full review →

Which Should You Choose?

Both Grammarly and Claude for Writing are strong tools in the AI writing space. Claude for Writing has higher user ratings overall. Choose Grammarly if you value style guide and team collab. Choose Claude for Writing if you want to start free.