249+ iOS apps curated and reviewed
Every iPhone needs a few good hertz frequency measure apps. We benchmark 249+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | Jul 2026 | |
| 2 |  | Free | 4.3★ (24) | No | Yes | Nov 2026 | |
| 3 |  | Free | 3.3★ (6) | Yes | No | Nov 2026 | |
| 4 |  | Free | 5.0★ (1) | No | Yes | Oct 2026 | |
| 5 |  | Free | 4.5★ (187) | No | Yes | Nov 2026 | |
| 6 |  | Free | 4.6★ (164K) | No | Yes | Nov 2026 | |
| 7 |  | Free | 4.5★ (5.2K) | Yes | Yes | Nov 2026 | |
| 8 |  | Free | 3.7★ (12) | No | No | Oct 2026 |
This application transforms your device into a precise sound analysis tool. It offers real-time frequency detection, visualization, and data logging for musicians, engineers, and curious individuals. Gain clarity and accuracy in understanding the soundscape around you.
This app offers guided instrument tuning for guitar and ukulele, a microphone-based frequency meter, and various tone generation tools. It also includes measurement history and an ultrasonic scanner for audio analysis.
