Grammarly
Real-time editing and tone control everywhere you type.
Overview
Grammarly checks grammar, clarity and tone across every app and browser, and can rewrite or generate passages that match your style guide.
Teams reach for Grammarly when real-time editing and tone control everywhere you type. It sits in the freemium bracket (Free tier · Pro from $12/mo) and is reviewed by AIAtlas editors against the tasks people actually bring to it, not marketing claims.
Best for
Where this tool consistently outperforms alternatives.
- Students
- Businesses
- Writers
Pricing
Indicative plans — always confirm on the official site.
Free
$0
Everyday use with fair limits.
- Core features
- Community support
- Usage caps
Paid
PopularPro from $12/mo
For individuals and small teams shipping daily.
- Highest-quality models
- Priority speed
- Full history and exports
Enterprise
Custom
Security, control and volume pricing.
- SSO and audit logs
- Data residency options
- Dedicated support
Pros & cons
Pros
- Works everywhere you already write
- Excellent free tier
- Trusted by large organisations
Cons
- Suggestions can flatten voice
- Advanced rewriting is paid
Key features
What you actually get day to day.
Grammar, clarity and tone suggestions
Works in every app and browser
Generative rewriting and drafting
Team style guides and brand tones
Alternatives
Four similar tools worth comparing before you commit.
Frequently asked questions
Ready to try this AI?
Start with Grammarly on the official site — Free tier · Pro from $12/mo.