This application simplifies driveline setup and predicts performance changes from gear ratios and tire size. It offers tools to calculate vehicle speed and RPM variables, aiding in rig planning and performance expectation.




250+ iOS apps & games curated and reviewed
With an average user rating of 3.8★, the transmission rpm category is one of the App Store's strongest. Browse all 250+ apps and games we track, sorted so the most loved ones surface first.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 3.3★ (3) | No | No | May 2026 | ||
| 2 | Free | 4.6★ (1.2K) | Yes | Yes | Nov 2026 | ||
| 3 | Free | 3.5★ (8) | No | Yes | Oct 2026 | ||
| 4 | Free | 3.1★ (13) | No | Yes | Oct 2026 | ||
| 5 | Free | 3.5★ (8) | Yes | No | Nov 2026 | ||
| 6 | Free | — | No | No | Nov 2026 | ||
| 7 | Free | 4.0★ (2) | Yes | No | Nov 2026 | ||
| 8 | Free | 2.0★ (1) | Yes | Yes | Oct 2026 |




This application simplifies driveline setup and predicts performance changes from gear ratios and tire size. It offers tools to calculate vehicle speed and RPM variables, aiding in rig planning and performance expectation.




Experience realistic engine sounds with interactive controls. Explore a variety of engines, from kei cars to V12s, and feel the vibrations. Practice gear shifting and rev-matching for an immersive automotive simulation.




Measure engine RPM from sound without any tools. Simply point your phone at the exhaust of various engines like motorcycles, cars, or lawn mowers to get accurate, real-time readings. The app automatically filters background noise and indicates signal quality for reliable measurements.