This is an audio analyzer.
You can see the power, the waveform, and the spectrum of the sound in real-time with this application.
The sound is analyzed with FFT and the data is smoothly updated.
There is a pro version without advertisement.
RECORD_AUDIO: to use MIC.
INTERNET: for advertisement. (This permission is not required in pro version.)
ACCESS_NETWORK_STATE: for advertisement. (This permission is not required in pro version.)
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