Farm Truck 3D: Hay is a realistic farming simulator game designed for Android devices. The game revolves around the situations of a real farm truck driver who has to maneuver the big trailer filled with hay bales into tight spots. The game offers 15 exciting levels set in a realistic farming environment with nice truck and trailer designs.

The game aims to test the player's driving skills as they have to drive the truck into the yellow square in front of the trailer and attach it. After that, the player has to drive the truck and trailer combination into the yellow parking spot, following the red and yellow arrows in each level. The game also features realistic controls, including pedals and a steering wheel, with cool sound effects and a rotating camera for a better gaming experience.