Hill Racing: mountain climb for Android

Play the most addictive physics-based car & bike racing game.Features:
- Control your car or bike to climb hills with most realistic control
- Various cars and bikes to choose from
- Upgrade ENGINE, TIRE, SUSPENSION, ROTATION, GAS POWER, 4WD, etc. for your cars and bikes.
- 40+ challenging levels
- 6 infinite maps to play repeatedly with your cars and bikes
- different scenes in countryside, forest, volcano, desert, mountain and cave