Mortar Simple Simulator is a free simulation game available on Android developed by Javier Fernández Barreiro. The game provides a parabolic shooting situation with friction, which can be used to practice with the Unity physics engine. In addition, it has a layer of atmosphere with a wind vector that affects the projectile, adding to the realism of the simulation.

The game is designed to help users practice with the Unity physics engine and the Play Store system. It offers a simple and straightforward gameplay experience, focused on the simulation aspect of the game. The game's interface is clean and easy to navigate, making it accessible to users of all levels of expertise.

In summary, Mortar Simple Simulator is a simulation game that is perfect for those looking to practice with the Unity physics engine and the Play Store system. Its realistic gameplay and simple interface make it an excellent choice for users of all levels of expertise.