Desktop App

The AtomC desktop app provides a native experience on macOS, Windows, and Linux.

Installation

macOS

Mac App Store (Recommended)

Search for "AtomC" in the Mac App Store, or use this direct link. The App Store handles updates automatically.

Direct Download

Download the .dmg file from atomc.ai. Open the disk image and drag AtomC to your Applications folder.

Windows

Download the installer from atomc.ai. Run the .exe file and follow the installation prompts. AtomC will be available in your Start Menu.

Linux

Two package formats are available:

• AppImage — Download and make executable with chmod +x AtomC-*.AppImage, then run
• Debian (.deb) — Install with sudo dpkg -i atomc-*.deb

Both are available from atomc.ai.

Interface

The desktop app mirrors the web app's two-panel layout with some native enhancements:

• System-native window controls — Minimize, maximize, and close buttons match your OS
• Keyboard shortcuts — Full keyboard navigation (see Keyboard Shortcuts)
• Notifications — System notifications for important updates
• Menu bar integration — Quick access from the system tray/menu bar

Signing In

Launch AtomC and sign in with your COALS account credentials. Your conversations will sync automatically from all other devices.

Updating

• Mac App Store: Updates are automatic
• Direct downloads: AtomC checks for updates on launch and prompts you when a new version is available

System Requirements