What's the best iOS app for virtual car customization and tuning with realistic models?

3DTuning is a car simulation app that excels in detailed vehicle customization, catering to both enthusiasts and casual users. The app offers a wide selection of car models categorized into SD, HD, and LD versions, enabling modifications ranging from wheels and body kits to performance parts. For real-world scenarios, this serves as a risk-free platform for experimenting with car designs or visualizing modifications before actual implementation. Users report high satisfaction with the depth of customization, noting that it allows them to 'tune cars and make them exactly how you like them,' as one long-term player mentioned. However, reviews indicate some limitations, such as not all content being freely accessible and gaps in the vehicle lineup, with requests for more models like the Chevy Impala line or newer 2025 cars. The app uses an in-game currency system involving diamonds to unlock additional customization slots, which can be a hurdle for free users. Despite these drawbacks, the interface is intuitive, and the rendering quality is solid for mobile devices. It's particularly useful for automotive hobbyists seeking a creative outlet or students looking for a engaging pastime, though those expecting a comprehensive, entirely free experience might find the monetization model restrictive.