249+ iOS apps curated and reviewed
Out of 249+ free sound frequency analyzer apps 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 | 4.6★ (1K) | Yes | Yes | Oct 2026 | |
| 2 |  | Free | 4.5★ (17) | No | Yes | Oct 2026 | |
| 3 |  | Free | 4.7★ (54K) | No | Yes | Oct 2026 | |
| 4 |  | Free | 4.5★ (169) | No | Yes | Oct 2026 | |
| 5 |  | Free | 4.4★ (238) | No | Yes | Sep 2026 | |
| 6 |  | Free | — | No | No | Sep 2026 | |
| 7 |  | Free | 4.4★ (8) | No | No | Jul 2026 | |
| 8 |  | Free | — | No | No | Aug 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.
Monitor your surroundings with this decibel meter app. It measures sound levels in real-time, providing clear visual analysis and advanced filtering options. Easily share your readings for documentation or further analysis.
