A free program for Android, by Action Hive.
Oil Truck Simulator is an offline game that lets you explore the open world with a heavy-duty truck. It has various missions, and they will give you an objective to complete. Your main mission will be to deliver oil from one station to another.
You can complete this mission by driving on the road, but you can also try an off-road way. In this way, you will have to drive in weather like rain, snow, etc. You will also have to deal with different obstacles.
In order to complete your mission, you will have to perform various tasks. You will be able to use the truck to deliver the cargo.