Install Atlas
Download and install Atlas on Windows, macOS, or Linux. Get started →
Atlas Help Center
Everything you need to get started with Atlas, your AI-powered second brain.
What is Atlas?
Section titled “What is Atlas?”Atlas is a desktop app that combines AI chat with a personal knowledge vault. Your notes, contacts, and memories stay on your computer as plain markdown files. When you subscribe, Atlas connects to the cloud for AI conversations, voice input, and text-to-speech — but your data always stays yours.
Your Vault
Learn how Atlas organizes your notes, files, and knowledge. Explore →
AI Chat
Have conversations with Atlas using your notes as context. Learn more →
Agent Tools
Discover the 39+ tools Atlas can use to manage your vault. See tools →
What you can do with Atlas
Section titled “What you can do with Atlas”- Take notes in markdown with full wiki-linking, tags, and templates
- Chat with AI that knows your notes and remembers your preferences
- Use voice for hands-free input and spoken responses
- Manage contacts with a built-in CRM and relationship graph
- Automate tasks with scheduled functions, reminders, and ambient awareness
- Extend with plugins or build your own
- Search intelligently with hybrid semantic + keyword search across your vault
Free vs Paid
Section titled “Free vs Paid”Atlas works offline for free — vault management, search, CRM, plugins, templates, and more. AI chat, voice features, and automation require a subscription.