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.



247+ iOS apps curated and reviewed
The best sound measure wave apps on iPhone average 4.2★ across 247+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | — | No | Yes | Jul 2026 | |
| 2 | Free | 4.4★ (8) | No | No | Jul 2026 | |
| 3 | Free | 4.5★ (52) | No | Yes | Aug 2026 | |
| 4 | Free | 4.5★ (3.1K) | Yes | No | Aug 2026 | |
| 5 | Free | — | Yes | No | Aug 2026 | |
| 6 | Free | 2.0★ (4) | Yes | Yes | May 2026 | |
| 7 | Free | 4.7★ (17K) | No | No | Aug 2026 | |
| 8 | Free | — | No | Yes | Aug 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.






Transform your phone into a professional sound level meter to measure decibel and hertz levels in real-time. Track environmental noise, set custom alerts for safe sound thresholds, and log data for later review. Features include graphical analysis and calibration options for accuracy.


This application measures and displays environmental noise levels in decibels. It offers various visual representations of the data, including gauges, graphs, and numerical readouts. Users can also save their measurement history.




Transform your device into a professional sound detector with detailed visual analysis. This app measures environmental noise levels using your smartphone's microphone and displays results on a chart. It's designed for personal use and offers accurate sound level measurements.


This free app measures sound levels and noise exposure using your smartphone. Developed by acoustics experts, it provides professional-grade metrics and guidance on hearing protection and noise prevention.




This app generates sound waves to eject water from phone speakers, test audio equipment, and measure environmental noise. It offers dynamic sound control and various waveform options for versatile audio tasks.


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.


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.




This app helps eject water from your device's speaker using sonic sound waves and a frequency generator. It also includes a dB meter to monitor sound levels and tools for color and touch screen testing.


This tool transforms your device into a professional sound level meter. It offers accurate, pre-calibrated measurements for various environments, from quiet rooms to loud stadiums. Integrate with health apps to track vibrations and analyze noise levels for personal or professional use.


Test and analyze your phone's speakers with precision using a series of tones. Evaluate bass response, stereo channels, and frequency generation. Includes a decibel meter for sound level measurement.


Analyze and record sound levels in real-time with precise decibel readings. Monitor your auditory environment, set custom alerts for exceeding thresholds, and track historical data for insights into audio patterns. Ideal for professionals and curious individuals alike.




Test and analyze your device's audio output with a variety of sound generation and measurement tools. Explore different frequencies, waveforms, and stereo configurations to ensure optimal sound quality. Includes features for relaxation and noise measurement.


Generate pure wave tones and measure ambient noise levels. Test your speakers with customizable sound waves and monitor decibel levels in your environment. Offers real-time control over volume, frequency, and waveform.


This utility app measures a room's acoustic properties by analyzing a clap sound. It calculates reverberation times and frequency response, simplifying acoustics engineering. The app is based on research from Northwestern University.