249+ iOS apps curated and reviewed
The best frequency analyzer hz apps on iPhone average 4.5★ across 249+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.6★ (1.1K) | Yes | Yes | Oct 2026 | |
| 2 |  | Free | — | No | No | Sep 2026 | |
| 3 |  | Free | 4.3★ (20) | No | Yes | Oct 2026 | |
| 4 |  | Free | 4.7★ (1.1K) | Yes | No | Oct 2026 | |
| 5 |  | Free | 4.5★ (5.1K) | Yes | Yes | Oct 2026 | |
| 6 |  | Free | 5.0★ (2) | Yes | Yes | Sep 2026 | |
| 7 |  | Free | 4.5★ (3K) | No | Yes | Oct 2026 | |
| 8 |  | Free | — | No | Yes | Oct 2026 |
This application analyzes audio input from your microphone, displaying both the waveform and amplitude spectrum in real-time. It offers extensive customization for display, calculation, and signal generation.
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.
