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Installation & First Run

Operating Systems:

  • Windows 10 or later (64-bit)
  • macOS 11 (Big Sur) or later (universal binary; Intel and Apple Silicon)
  • Linux (x86_64 with modern desktop environment)

Minimum Hardware:

  • 4 GB RAM
  • 500 MB available disk space
  • Display resolution 1280×720 or higher
  • Audio output device

Recommended:

  • 8 GB RAM or more for large projects
  • SSD for fast clip loading
  • 1920×1080 or higher display
  • Multi-core CPU for vocal removal processing

Windows:

Download the installer from the Fetch website.
Run the .msi installer.
Follow the installation wizard prompts.
Launch from Start Menu: Fetch | Callie.

macOS:

Download the .dmg disk image.
Open the disk image.
Drag Callie to Applications folder.
Launch from Applications or Spotlight.
On first launch, macOS may require you to allow the app in System Preferences → Security & Privacy.

Linux:

Download the appropriate package (.deb for Debian/Ubuntu, .rpm for Fedora/RHEL, or .AppImage for universal).

Debian/Ubuntu:

Terminal window
sudo dpkg -i callie_*.deb
sudo apt-get install -f

Fedora/RHEL:

Terminal window
sudo rpm -i callie-*.rpm

AppImage:

Terminal window
chmod +x Callie-*.AppImage
./Callie-*.AppImage

Launch from the application menu or terminal: fetch-callie

Callie first-launch window showing the empty clip grid, menu bar, and header bar

When you first open Callie, you’ll see:

  • The menu bar at the top (File, Projects, Clips, Playlists, Layout, Help)
  • The header bar below it (project name, timecode, Stream Deck status, Stop All)
  • An empty clip grid in the centre
  • Page navigation at the bottom of the grid when there are multiple pages

The default play mode is Default, so clips will play on Output A unless you assign them to a different output.

Set your Global Output Device:

Menu → File → Preferences → Audio → Global Output Device

Choose the headphones or speakers you want to use for previewing clips. This is always a system audio device (never ASIO).

Route outputs (optional):

If you need different outputs to go to different soundcards, use Per-Output Routing below the Global Output Device. Leave each output on Follow global to use the Global Output Device. On Windows you can also switch the Driver Type to ASIO and route each output to a stereo pair on an ASIO device.

Choose a play mode:

Menu → File → Preferences → Play Mode

  • Start with Single Output for the simplest experience.
  • Switch to Default when you need independent control over multiple outputs.
  • Use Auto if you want Callie to place clips on the first free output automatically, while still allowing you to bind clips to specific outputs when needed.

Add your first clip:

  1. Right-click an empty button and choose Add Clip, then choose a file.
  2. Or right-click an empty button and choose Add Clip, then choose a file.
  3. Click the button to play it.

Test triggering:

  • Click the clip with your mouse.
  • Press the shortcut key shown on the button (if assigned).