SoundMeterK2

1.0.0

KUMAS SYSTEMS

0.00

0 reviews

5+
Downloads

Free

SoundMeterK2: Real-time sound analysis via your smartphone.

5+ downloads

About SoundMeterK2

SoundMeterK2 is a tools app developed by KUMAS SYSTEMS.

Download Statistics

SoundMeterK2 has been downloaded 9 times. In the last 30 days, the app was downloaded 0 times.

User Ratings

The app has no ratings yet.

App Information

SoundMeterK2 is FREE to download. The APK download size is 18.02 MB. The latest version available is 1.0.0. The last update was on February 20, 2026.

Technical Requirements

The app has a content rating of Everyone. The app has been available on Google Play February 2026.

Description

SoundMeterK2 measures and analyzes ambient sound in real time using your smartphone's microphone.

■ Key Features

● Real-time dB(A) Measurement
Displays sound pressure level with A-weighting (IEC 61672), closely matching human hearing sensitivity.
Visualized with an intuitive semicircular gauge.

● FFT Frequency Analysis
Real-time spectrum display across the 20Hz–20kHz audible range.
Peak frequency shown with Low / Mid / High band badges.

● Max / Min Tracking
Continuously displays maximum, minimum, and current dB(A) values during a session.

● CSV Log Export
Automatically saves measurement data (timestamp, dB(A), peak frequency) to a CSV file.
Log interval is freely configurable from 0.1 seconds to 1 minute.

● WAV Recording
Records microphone audio simultaneously as a WAV file (PCM 16-bit, 44.1kHz).
CSV logging and WAV recording can run at the same time.

● File Sharing
Share saved CSV logs and WAV files via email, cloud storage, or any installed app.

■ Technical Specs
· Sample Rate: 44,100 Hz
· FFT Size: 4096 points (Hanning window)
· Frequency Resolution: ~10.8 Hz/bin
· A-weighting: IEC 61672 approximation
· Overlap: 50%

■ Disclaimer
This app provides reference values only and is not a substitute for a precision sound level meter.
Absolute dB(A) values vary depending on device microphone characteristics.

■ Supported Languages
Japanese · English

Recent changes:
SoundMeterK2 measures and analyzes ambient sound in real time using your smartphone's microphone.

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More data about SoundMeterK2

Price	Free to download
Total downloads	9
Recent downloads	0
Rating	No ratings
Ranking	Not ranked
Version	1.0.0
APK size	18.0 MB
Number of libraries	?
Suitable for	Everyone
Ads	Contains ads

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SoundMeterK2 compared with similar apps

Common keywords of similar apps

Soundmeterk2 Csv Wav Values File Measures Analyzes Ambient Iec Log Time Real Sound Microphone Db Frequency Analysis Measurement Displays Level Weighting Fft Peak Recording App Hz

Keywords missing from this app

Data Audio Display Amplitude Meter Spectrum Noise Record View Sensor Analyzer Frequencies Readout Screen High Decibel Pro Mode Recent Rate Settings Calibration Graph Color Video Features Export Intensity Calibrate Vibration Device Range Files Spectrogram

Downloads over time

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SoundMeterK2 has been downloaded 9 times. Over the past 30 days, it has been downloaded 0 times.

Changelog of SoundMeterK2

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Developer information for KUMAS SYSTEMS

KUMAS SYSTEMS

sk@nekokuma.net

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Google Play Rankings for SoundMeterK2

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Technologies used by SoundMeterK2

14 permissions

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