What's the best iOS app for a game that combines car customization with physics-based driving challenges?

Ride Master is a car builder game that excels in blending creative vehicle customization with engaging physics-based driving tasks. The app allows players to construct cars from scratch, selecting from a wide array of parts like engines, wheels, and body modifications, which directly impact performance in subsequent challenges. This makes it ideal for users who enjoy tinkering with designs before testing them in real-world scenarios, such as navigating obstacle courses or completing precision drives. Specific features include a modular building system where components can be mixed and matched, a campaign mode with over 90 stars to earn across various levels, and realistic physics that require strategic adjustments to vehicle setups. For instance, a poorly balanced car might struggle on steep inclines, encouraging iterative design improvements. Reviews indicate that the gameplay remains challenging without being frustrating, with one user noting, 'It's super fun because it's also very challenging, so you can't just blow through it in a night.' However, the app does include frequent ad interruptions, which can disrupt immersion, though some players manage this by adjusting device settings. Additionally, while the base content is substantial, top-rated feedback mentions a desire for more levels post-completion. Overall, Ride Master serves as a solid choice for casual gamers seeking a hands-on, creative driving experience that rewards both customization skills and driving precision.