SoundMeterK2 is made and published by KUMAS SYSTEMS. AppBrain is an independent app data site and isn't affiliated with KUMAS SYSTEMS. The app name, icon, screenshots and description belong to KUMAS SYSTEMS and are shown as published on Google Play.
AppBrain's verdict
Niche- Installs
- 23
- Last updated
- February 20, 2026
- Ads
- Contains ads
- Size
- 18.0 MB
SoundMeterK2 is a niche app, with 23 installs. It doesn't have enough ratings yet to judge what users think.
User feedback
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Store listing
By KUMAS SYSTEMS, from Google Play“SoundMeterK2: Real-time sound analysis via your smartphone.”
Description by KUMAS SYSTEMS Written by the developer, not by AppBrain. Click to read.
■ 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.
Safety and technology
Found in the app by AppBrain- Ads
- Contains ads
- Price
- Free
- Libraries
- ?
- App size
- 18.0 MB
- Content rating
- Everyone
Technologies used by SoundMeterK2
Releases
Updates seen on Google Play- Version
- 1.0.0
- Launched
- February 2026
Alternatives
Similar apps and more from KUMAS SYSTEMSAlternatives to SoundMeterK2
More from KUMAS SYSTEMS
Installs
Tracked by AppBrain- Last 30 days
- 4
- Play install range
- 10+
- Launched
- February 2026
Installs over time
SoundMeterK2 has been installed 23 times. Over the past 30 days, it has been installed 4 times.
Rankings
Google Play top chartsGoogle Play Rankings for SoundMeterK2
About the app and developer
About SoundMeterK2
SoundMeterK2 is a tools app developed by KUMAS SYSTEMS.
How many times has SoundMeterK2 been downloaded?
SoundMeterK2 has been downloaded 23 times. In the last 30 days, the app was downloaded 4 times.
What is the rating of SoundMeterK2?
SoundMeterK2 has no ratings yet.
Is SoundMeterK2 free?
SoundMeterK2 is free. The APK size is 18.02 MB. The latest APK version available is 1.0.0. The last update was on February 20, 2026.
What are the requirements for SoundMeterK2?
The app has a content rating of Everyone. The app has been available on Google Play since February 2026.
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