This application transforms your device into a precise sound level meter. It measures decibels, tracks noise exposure over time, and visualizes data with charts. It adheres to safety standards and allows for calibration and sharing of measurements.






233+ iOS apps curated and reviewed
Out of 233+ decibel pro apps on iOS, 17 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 4.4★ (59) | No | No | Jul 2026 | |
| 2 | Free | 4.6★ (36K) | Yes | Yes | Jul 2026 | |
| 3 | Free | 4.7★ (156K) | No | Yes | Jul 2026 | |
| 4 | Free | 4.7★ (16K) | No | No | Jul 2026 | |
| 5 | Free | 4.7★ (48K) | No | Yes | Jul 2026 | |
| 6 | $69.99 | 4.7★ (6.9K) | No | No | Jul 2026 | |
| 7 | Free | — | Yes | Yes | Jun 2026 | |
| 8 | Free | 4.4★ (1.2K) | Yes | Yes | Jul 2026 |






This application transforms your device into a precise sound level meter. It measures decibels, tracks noise exposure over time, and visualizes data with charts. It adheres to safety standards and allows for calibration and sharing of measurements.






Transform your device into a professional sound level meter and audio analyzer. Measure ambient noise, monitor decibel levels, and visualize sound frequencies in real time. It also offers advanced sleep tracking with sound recognition to identify disruptions.






This app transforms your device into a professional sound level meter, precisely measuring ambient noise pressure. It offers advanced features like frequency analysis, historical data management, and dosimeter functions, making it useful for various applications and entertainment.


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.


Monitor your surroundings with this decibel meter app. It measures sound levels in real-time, providing clear visual analysis and advanced filtering options. Easily share your readings for documentation or further analysis.


This application transforms your device into a professional sound level meter, offering precise dBA and dBC measurements. It features advanced analysis tools like frequency spectrum analysis and data export, making it ideal for audio professionals and anyone interested in sound 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.


Measure sound volume in decibels (dB) in real-time. The app displays the current sound level with explanations and offers calibration options for microphone accuracy. An Apple Watch version allows standalone sound measurement.


Measure, record, and analyze sound levels in your environment. This app offers precision metering, noise elimination tools, hearing protection features, and home audio calibration. It provides detailed reports and can be used with device microphones or external ones.


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.


Measure and analyze the sound pressure around you with this app. It provides spectrum frequency analysis and allows you to compare your recordings to a reference chart. Save your measurement history for future reference.


Measure environmental noise levels in decibels (dB) with this tool. It helps identify noise pollution, monitor sound levels, and protect your hearing by setting decibel warnings. Record noise, take photos, and create videos of decibel readings.


Easily measure sound levels with this accurate and intuitive tool. It displays current, maximum, and average decibel values, along with a graphical overview for quick comprehension. This utility is completely free to use.


This tool transforms your iPhone into a professional sound level meter. It accurately measures ambient noise levels, providing real-time decibel readings directly on your device.






This utility app measures environmental noise levels using your device's microphone. It helps users monitor sound intensity for hearing protection at home, work, or outdoors.


Measure sound levels accurately with a pocket-sized tool. This app offers precise decibel readings comparable to professional devices at a fraction of the cost. Use it to monitor your environment and understand potential hearing risks from loud noises.

