Visualize sound waves in real-time by detecting and displaying their frequencies in Hertz. Experience an augmented reality view of the audio environment around you.



248+ iOS apps curated and reviewed
The best sound measure wave apps on iPhone average 4.1★ across 248+ titles — we've ranked them by what real users actually keep on their phones. Updated November 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 3.7★ (12) | No | No | Oct 2026 | ||
| 2 | Free | 2.3★ (3) | Yes | No | Oct 2026 | ||
| 3 | Free | 4.4★ (1.3K) | Yes | Yes | Nov 2026 | ||
| 4 | Free | 4.4★ (65) | No | Yes | Nov 2026 | ||
| 5 | Free | 3.6★ (42) | No | Yes | Nov 2026 | ||
| 6 | Free | 4.2★ (413) | No | Yes | Nov 2026 | ||
| 7 | Free | 4.8★ (349) | No | Yes | Nov 2026 | ||
| 8 | Free | — | No | No | Oct 2026 |



Visualize sound waves in real-time by detecting and displaying their frequencies in Hertz. Experience an augmented reality view of the audio environment around you.




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.






Measure sound volume in real-time with this app. It provides precise decibel readings, a visual timeline of sound fluctuations, and customizable calibration for accurate results. Ideal for monitoring noise levels in various environments.