What is Lex?
Lex is a collaborative document editing tool with powerful built-in AI editing features, designed specifically to enhance writing efficiency and quality. It supports the entire creative process, from quick notes to complex documents, with an ultra-minimalist interface that helps users stay focused on their content. Over 300,000 writers have already switched to Lex, replacing Google Docs, praising it as a more efficient and intelligent writing experience. Although Lex has stopped accepting new user registrations, existing accounts can continue to use all features without interruption.
Key features
AI Feedback: You can ask the AI at any time for draft feedback, brainstorming ideas, or to rewrite any passage; it also supports one-click generation of multiple high-quality title suggestions.
Real-Time Collaboration: Simply share a link to invite others to collaborate—no app download required. After logging in, you can instantly see each other’s edits in real time; read-only links are also available for secure publishing and reading.
Use cases and audience
A collaborative writing tool used by over 300,000 writers, ideal for professional writers, marketers, and content teams who need a focused interface and real-time AI editing assistance.
- Collaboratively write documents, supporting real-time multi-user editing and commenting.
- Use AI to get draft feedback, brainstorm ideas, or rewrite content
- Generate multiple high-quality title suggestions with one click
User-inputted text drafts, editing instructions (such as “rewrite this section” or “generate a title”), and collaboration invitation links.
AI-generated feedback suggestions, rewritten text, lists of titles, real-time collaboration cursors and editing traces, and read-only viewing links.
Frequently asked questions
Does Lex still accept new user registrations?
Not accepted. Lex has stopped accepting new customers; existing accounts can continue to be used normally.
Is mobile collaboration supported?
Supported. Collaboration is available via the mobile web version—no app download required.
How to use
- 01
Visit lex.page and log in to your existing account
- 02
Create a new document or open an existing one
- 03
Use AI tools (such as “AI Feedback,” “Title Ideas,” or keyboard shortcuts) to assist with writing
- 04
Share documents via link, invite others to collaborate in real time, or send read-only links
Official website & sources
Sources
Updated on 2026-10-31
