Generate high-frequency sound waves to clean your speakers or deter pests. Explore a wide audio frequency range from 0 to 20,000 Hz. Offers premium features through a weekly subscription.




245+ iOS apps curated and reviewed
The best sound wave sight mini apps on iPhone average 4.0★ across 245+ 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 | — | No | No | Aug 2026 | ||
| 2 | Free | 4.4★ (124) | No | Yes | Oct 2026 | ||
| 3 | Free | 2.3★ (3) | Yes | No | Oct 2026 | ||
| 4 | Free | — | Yes | Yes | Oct 2026 | ||
| 5 | $4.99 | — | No | No | Jul 2026 | ||
| 6 | Free | 4.7★ (850) | No | No | Oct 2026 | ||
| 7 | Free | 3.7★ (12) | No | No | Oct 2026 | ||
| 8 | Free | 4.5★ (188) | Yes | Yes | Oct 2026 |









Generate high-frequency sound waves to clean your speakers or deter pests. Explore a wide audio frequency range from 0 to 20,000 Hz. Offers premium features through a weekly subscription.




This app transforms your iPhone into a real-time sound level meter, measuring ambient noise in decibels (dB). It features a live gauge, time-based graph, and tracking of minimum, average, and maximum levels. Ideal for quickly assessing noise levels in various environments.