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★ (216) | No | Yes | Nov 2026 | ||
| 2 | Free | 3.8★ (6) | Yes | Yes | Oct 2026 | ||
| 3 | Free | 4.7★ (12) | No | Yes | Nov 2026 | ||
| 4 | Free | 4.5★ (28K) | Yes | Yes | Nov 2026 | ||
| 5 | Free | — | No | Yes | Sep 2026 | ||
| 6 | Free | 4.2★ (74) | Yes | No | Oct 2026 | ||
| 7 | Free | 4.4★ (4.5K) | Yes | Yes | Nov 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.






Experience realistic engine simulations with physics-driven sound, haptics, and interactive gauges. Drive a variety of engines, from V8s to electric cars, and test their performance on a drag strip. Features detailed engine components and real-time feedback.






Design and simulate car engines, from single cylinders to V12s, and hear them run. Explore 3D models, test performance on a dyno, and even drive them with a simulated gearbox. Share your creations and compare them with others.