249+ iOS apps curated and reviewed
If you already know High Frequency Tones, this is the deeper bench. 249+ high frequency noise apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of September 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.7★ (595) | No | Yes | Sep 2026 | |
| 2 |  | Free | 4.7★ (21K) | Yes | Yes | Sep 2026 | |
| 3 |  | Free | 4.7★ (340) | Yes | No | Sep 2026 | |
| 4 |  | Free | 4.5★ (4.8K) | Yes | Yes | Sep 2026 | |
| 5 |  | $6.99 | 3.3★ (4) | No | No | Sep 2026 | |
| 6 |  | Free | 5.0★ (1) | No | No | Jul 2026 | |
| 7 |  | Free | — | Yes | Yes | Aug 2026 | |
| 8 |  | Free | — | No | Yes | Aug 2026 |
Generate sound waves across a wide frequency range to test hearing limits. Explore potential uses like deterring pests or competing with friends to see who can hear higher pitches. An optional premium upgrade removes ads and unlocks additional waveform options.
This app generates precise sine wave tones to help remove water and debris from your device's speakers. Easily adjust frequencies by swiping on the screen, and enjoy features like Apple Watch control and background operation. Premium subscribers gain access to advanced waveforms, unlimited sessions, and an ad-free experience.
Generate various sound waves, including sine, square, sawtooth, and triangle, with adjustable frequencies from 1Hz to 22000Hz. Visually observe animated sound waves and control volume. Useful for testing hearing, speakers, instruments, and even cleaning water from speakers.
