- Earn your first money by pressing a "Y" button.
- Increase your income by buying new elements of steam engine like gears, forcers, regulators.
- Clean the rust to upgrade all you engine parts.
- Clean the tanks to decrease you engine phase and your machine will earn more money every second.
- Buy new technologies to open Locomobile, Steamship and Locomotive engines.
- Beware of breakdowns! Breakdowns will decrease your income money every second.
Build a full Steam Engine and earn a billion dollars!

More details on the official game page of Steam Engine ...