Lex is primarily used as a writing tool that assists in drafting and polishing documents with AI feedback and collaboration features.
Yes, Lex offers free access without requiring a credit card.
Lex allows users to collaborate by sharing links, enabling others to see live typing and interact without needing to download an app.
Lex provides AI feedback for drafts, offers ideas for titles, and includes commands for word suggestions and generating ideas.
The track changes feature in Lex is similar to Google Docs but is noted as 'coming soon.'