The official version of the game is available for purchase on the following platforms:
While many sites advertise a the full version of the game is not legally available for free. Stormworks: Build and Rescue
The world is a massive, 15,000-square-kilometer open ocean dotted with islands. One moment you’re sailing on a glass-calm morning, and the next, a fierce storm turns the sea into a wall of heaving waves that will test your vehicle's buoyancy and stability to the limit.