[Help](https://revise.io/help)›Revise basics

# Revise basics

## What Is Revise?

Revise is a document editor with a powerful built-in AI agent, real-time collaboration, and visual revision history. Use it to write essays, reports, stories, blog posts, or anything else; Revise is compatible with all major file formats including Word (.docx), Markdown, and PDF.

![Revise - the agentic word processor](https://revise.io/help/v2/intro-light.png)![Revise - the agentic word processor](https://revise.io/help/v2/intro-dark.png)Revise - the agentic word processor

### Key Features

- [AI Agent](https://revise.io/help/ai-agent) - Chat with an AI agent that can brainstorm, draft, and edit your document. Every change it makes is proposed inline for you to accept or reject.
- [Visual Revision History](https://revise.io/help/revision-history) - Travel back to any point in a document's history, and see exactly what changed between any two versions.
- [Rich Text Editing](https://revise.io/help/editing-basics) - Full formatting, plus tables, images, code blocks, math, and diagrams.
- [Highly Compatible](https://revise.io/help/import-export) - Import and export Word (.docx), PDF, HTML, and Markdown.

### Getting Started

Create a new document by launching [Docs](https://revise.io/docs) and clicking [Create Document](https://revise.io/docs/new). You can start writing immediately - no account required.

Tip: You can use Revise without signing in, and your documents are saved in your browser. Create a free account to sync your documents to the cloud, share them, use the AI agent, and keep revision history. Local documents are migrated to your account automatically when you sign up.