Lex
A calm writing app with AI available on request.
Overview
Lex is a distraction-free editor for serious writers: the AI stays out of the way until you ask it for feedback, a continuation or a critique.
Teams reach for Lex when a calm writing app with ai available on request. It sits in the freemium bracket (Free tier · Pro $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.
- Writers
- Researchers
- Content Creators
Pricing
Indicative plans — always confirm on the official site.
Free
$0
Everyday use with fair limits.
- Core features
- Community support
- Usage caps
Paid
PopularPro $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
- Never intrusive
- Genuinely useful editorial feedback
- Beautiful writing experience
Cons
- Fewer templates than marketing tools
- Light on integrations
Key features
What you actually get day to day.
Minimal, focused editor
On-demand AI feedback and critique
Document comments and collaboration
Version history
Alternatives
Four similar tools worth comparing before you commit.
Frequently asked questions
Ready to try this AI?
Start with Lex on the official site — Free tier · Pro $12/mo.