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Measure sound around you in dB and see live noise levels instantly.
Measure sound and noise levels in dB with a live decibel meter and graph.
Sound Meter: Decibel Meter helps you measure sound and noise levels in decibels (dB) using your phone's microphone. Use it as a simple sound level meter, noise meter and dB meter to check how loud or quiet your surroundings are in real time. See live decibel readings, minimum, average and maximum sound levels, and follow changes with a real-time noise graph. SOUND METER & DECIBEL METER Measure environmental sound levels instantly. The sound meter uses your device microphone to estimate surrounding noise in decibels (dB). NOISE METER Check noise levels at home, at work, outside, in traffic or anywhere you want to understand how loud your environment is. dB METER View the current decibel level in real time with a clear and easy-to-read dB meter. SOUND LEVEL METER Track: • Current sound level • Minimum dB • Average dB • Maximum dB LIVE DECIBEL GRAPH Watch sound and noise levels change over time with a real-time graph. MICROPHONE CALIBRATION Android phones use different microphones and audio processing. Adjust the calibration offset when needed for better results on your device. MEASURE NOISE ANYWHERE Use the decibel meter to check approximate noise levels in: • Home • Office • Classroom • Street • Traffic • Events • Workshops • Music environments SIMPLE SOUND METER No account or complicated setup is required. Open the app, allow microphone access and start measuring sound levels in seconds. Sound Meter: Decibel Meter is a simple sound meter, decibel meter, noise meter, dB meter and sound level meter for everyday noise measurement. Please note: Phone microphones are not professional sound pressure level instruments. Measurements are estimates and may vary depending on your device, microphone hardware and Android audio processing. The app should not replace a professionally calibrated SPL meter when certified measurements are required.