Public Driving Bus Simulator 2021 is a free Android simulation game developed by miastudio. In the game, you play as a bus driver and complete missions to unlock other buses and vehicles, including a selection of sporty cars. The game also features leaderboards so you can see how you measure up against other players.

The game offers a variety of missions that require you to drive carefully and follow traffic rules. You can also customize your buses and cars with different skins and colors. As you progress through the game, you can unlock different gamemodes and enjoy the various vehicles available. The graphics are decent, and the sound effects are realistic, providing a good immersive experience.

Overall, Public Driving Bus Simulator 2021 is an enjoyable simulation game that offers a unique twist by including sporty cars in addition to buses. The game is free to play and offers a good balance of challenge and fun. If you're a fan of simulation games, this one is worth trying out.