Sound Meter: Decibel, dB, SPL is a simple and practical noise detector app that measures ambient sound levels in decibels (dB) using your deviceโs microphone. Itโs ideal for checking noise in your environment โ from traffic to home noise and even floor-impact sounds in apartments.
๐ฒ Main Features
๐ Measure noise in decibel (dB)
๐ Visualize with real-time SPL (Sound Pressure Level) graphs
๐ก Easy-to-read live meter display
๐ Optimized for interfloor (neighbor) noise detection
๐ Show average, peak (max), and real-time values
๐ Sample Noise Levels
Level Example
140dB Gunshot
130dB Ambulance
120dB Thunder
100โ110dB Concert, Subway
80โ90dB Alarm, Motorcycle
60โ70dB Conversation, Vacuum
30โ50dB Quiet room, Whisper
10โ20dB Rustling leaves, Breathing
โ ๏ธ Disclaimer
Smartphone microphones are designed for human voice and may not measure dB levels as accurately as professional sound level meters.
For best accuracy, calibrate using a real sound meter or set your baseline to 20โ30dB in a quiet environment.
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Recommended for:
Anyone looking for a floor noise detector app (for apartments)
Those who want to measure daily noise levels in decibels (dB)
Students, professionals, or researchers seeking a Sound Meter app
Users who want a free decibel meter or dB measurement tool
People looking for a noise meter, SPL meter, or decibel sound meter