Explore the physics of piston engines by building, tuning, and testing them. Simulate combustion and rigid body motion in real-time. Compete with others on a global leaderboard by posting your creations.






250+ iOS apps & games curated and reviewed
Out of 250+ car engine builder apps and games on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 4.3★ (127) | No | Yes | Oct 2026 | ||
| 2 | Free | — | Yes | Yes | Oct 2026 | ||
| 3 | Free | 4.1★ (65) | Yes | No | Oct 2026 | ||
| 4 | Free | 3.0★ (1) | No | Yes | Oct 2026 | ||
| 5 | Free | 4.5★ (27K) | Yes | Yes | Oct 2026 | ||
| 6 | Free | 4.4★ (4.4K) | Yes | Yes | Oct 2026 | ||
| 7 | Free | — | No | Yes | Sep 2026 | ||
| 8 | Free | 4.3★ (3) | Yes | No | Jun 2026 |






Explore the physics of piston engines by building, tuning, and testing them. Simulate combustion and rigid body motion in real-time. Compete with others on a global leaderboard by posting your creations.











Explore detailed animated models of internal combustion engines and car suspension systems. Observe components in action, understand their functions, and experiment with suspension configurations to learn about automotive mechanics.