ProPresenter-Scoreboard is only available as a download from our website here.
Scoreboard will download as a standard .dmg file on your Mac. Open the disk image and then drag the application icon to the Application folder in the installer. This will install Scoreboard into your Applications folder. Once the application is done installing, press Command-E to eject the disk image, or drag it to the Trash in your Dock. Open Finder and navigate to the Applications folder to open the program.