A free app for Android, by Brush Work.

Urban Rush Wheels: Online Race is an online multiplayer action game. In this game, you play a role of a racer. You have to move around a vast metropolis and compete with mad racers. You will have to go through a number of challenging levels to prove your worth. 

On the way, you will face a number of obstacles, including traffic, obstacles, and so on. At each level, you will be given a number of objectives. If you fail to complete the objectives, you will fail the level. If you succeed in completing the objectives, you will gain experience, and you will be able to use the experience to get a number of upgrades.