250+ iOS apps & games curated and reviewed
If you already know Strobe tachometer (RPM meter), this is the deeper bench. 250+ timing light apps and games for iPhone, all reviewed and ranked by user rating, recency, and download trend as of October 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.3★ (83) | No | Yes | Oct 2026 | |
| 2 |  | Free | 4.2★ (280) | No | No | Oct 2026 | |
| 3 |  | Free | 4.6★ (84) | No | Yes | Oct 2026 | |
| 4 |  | Free | — | No | Yes | Oct 2026 | |
| 5 |  | Free | 5.0★ (4) | No | No | Jul 2026 | |
| 6 |  | Free | — | No | No | Sep 2026 | |
| 7 |  | Free | 4.4★ (312) | Yes | No | Oct 2026 | |
| 8 |  | $1.29 | — | No | No | Jul 2026 |
Measure rotational speeds of objects using your phone's flashlight, laser, or magnetic sensor. Detect precise RPMs with adjustable flicker frequencies and a wide measurement range. Ideal for analyzing fan speeds, engine RPMs, and more.
Transform your iPhone into a powerful strobe light and tachometer. Precisely control flashing speeds from 1Hz to 130Hz to measure the RPM of rotating objects by making them appear stationary. Ideal for precise speed measurements in dark environments.
This app uses slow-motion video to create a strobe light effect, allowing you to measure rotational speeds. It records video with detailed information like frame rate and exposure, and offers customizable text overlays.
