Ultimate Motorcycle Simulator is a simulation game where you can ride a motorcycle freely. In this game I think is especially for motorcycle enthusiasts, many actions like speed, drift and fly are waiting for you. There is no concept like level-passing, you just choose a mode in the beginning, which means that you can ride your motorcycle in either a way full of traffics or a city with no traffic. I can say that the game is very detailed in this point because the city doesn't just consist of streets, if you want, you can go to mountains in order to make big jumps, or you can go to an airport in order to perform a speed test in a straight way.
There are many mission points in the city. You accept one of the missions like a race against time, drift, high fly and in exchange for them, you get money. Thanks to your money, you can both buy new motorcycles and upgrade their power. With the money apk mod, you can do all of them easily, my friends! Have a nice ride!