For Windows 10, 8, 7, Vista and XP, 32 bit and 64 bit
Download the installer and run it. Spark will be added to your Start menu and a shortcut will be created on your Desktop.
If you have an older version of Spark installed, this installer will uninstall it first. Your settings will be kept.
For MacOS X 10.6 and above, 64 bit only
Download the dmg file. Click on it and drag the Spark icon to your Applications folder.