Noise Meter - Sound Level dB

Now with a precision instrument design. Measure and log the noise around you in real-time decibels.

Noise Meter measures the sound around you in real time, with a precision instrument dial that shows the current decibel level at a glance.

Track maximum, minimum and average levels along with a live graph of how the noise changes over time.

■ Features • Real-time decibel (dB) measurement using your device microphone • Instrument-style dial with a 0-140 dB color-coded scale • Max / Min / Average statistics • Live noise-over-time graph • Save measurements and review them later • Noise level guide — compare everyday sounds (library, conversation, traffic, concert) • 85 dB hearing-safety warning line • Share your results

■ Great for • Logging noise from neighbors or daily life • Checking the sound environment of an office, cafe or study room • Inspecting workplace noise levels • Measuring how quiet your sleep or focus space is

Audio captured by the microphone is analyzed in real time only — it is never recorded or saved.

Note: This app is for reference and does not replace medical or professional-grade sound measurement. Readings vary with your device's microphone.