Mac users interested in Gootool mac installation generally download:
GooTool is a utility to extend your World of Goo experience, enabling you to install new levels and mods to provide further gameplay, and to view and share your World of Goo accomplishments. The tool allows you to view your profiles, view your tower image and stats, backup and restore your profile, move it between machines, and upload to your tower on the website, install and uninstall mods, etc.
