Car Parking Master is a parking game made in Unity 3D. It includes the apk, source file and detailed documentation.
Download APK from here.
In settings you control SFX, background music and vibration. You can select the vehicle's controls, i.e. steering, buttons, tilt. There are 4 vehicles in this game. All vehicles are unlocked; you can select any of them. There are 24 levels of different difficulty levels. At start only one level is unlocked the rest are locked. You can unlock them one by one.