Generate simple shape sounds with adjustable frequencies. This tool can be used for hearing tests, cleaning smartphone speakers, or experimenting with audio.



248+ iOS apps curated and reviewed
If you already know Clear Waves, this is the deeper bench. 248+ paula jeff apps 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 | 4.4★ (17) | No | Yes | Oct 2026 | ||
| 2 | Free | 4.2★ (413) | No | Yes | Oct 2026 | ||
| 3 | Free | 5.0★ (7) | No | No | Oct 2026 | ||
| 4 | Free | — | No | No | Sep 2026 | ||
| 5 | Free | 4.8★ (1.2M) | Yes | No | Nov 2026 | ||
| 6 | Free | 4.5★ (17) | No | No | Oct 2026 | ||
| 7 | Free | 4.6★ (66) | No | Yes | Oct 2026 | ||
| 8 | Free | 3.0★ (2) | Yes | Yes | Oct 2026 |



Generate simple shape sounds with adjustable frequencies. This tool can be used for hearing tests, cleaning smartphone speakers, or experimenting with audio.



Measure and analyze the sound pressure around you. Compare your recordings to a reference chart to understand noise levels, from normal conversations to rocket launches. Unlock advanced features like audio recording saving and active screen history with a subscription.





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