The game goes on sale every 6-8 weeks for $4.99 . For the price of a coffee, you get the Monorail update plus the "Energy Overload" DLC.
: Each monorail car carries five times the amount of resources compared to a standard minecart. Automation Empire Free Download -Monorail Update-
To download and install Automation Empire, follow these simple steps: The game goes on sale every 6-8 weeks for $4