dB Meter: Decibel, SPL, Noise
Spectrum, Sound Level & RTA
About
Instantly measure sound levels with a real-time analog gauge. Analyze noise with average, peak, and time-averaged readings. Features include low-frequency indication and on-device calibration for accuracy. Works offline without internet.
What's New in dB Meter
1.6
July 3, 2026
Bug fixes and stability improvements.
In-App Purchases
$4.99
dBMeter Pro
Remove ads, unlock history, data sharing, and peak hold
Developer apps
FAQ
What is the dB Meter app?
dB Meter is a utility application that measures sound levels in real-time using your device's microphone. It displays readings on an analog gauge and offers advanced analysis features.
Does dB Meter work offline?
Yes, dB Meter works offline. No internet connection is required to measure sound levels or use its core features.
What are the Pro features in dB Meter?
The Pro version unlocks features like an RTA spectrum analyzer, peak hold, full measurement history, and the ability to export readings in PDF, CSV, or image formats.
How accurate is dB Meter?
The app features on-device calibration to improve accuracy. It provides real-time, average, and peak decibel readings, along with LAeq and LCeq time-averaged measurements.
What devices does dB Meter support?
dB Meter is currently supported on iPhones. It was last updated on July 3, 2026, with version 1.6.
What is the age rating for dB Meter?
dB Meter has an age rating of 4+, making it suitable for a wide range of users.
Is dB Meter free to use?
Yes, dB Meter is free to download and use. Optional in-app purchases are available for advanced features.
Does dB Meter have ads?
No, dB Meter does not contain advertisements. The app is ad-free.