This is an audio recorder.
The sampling rate can be set to 48,000 Hz.
You can record very high quality sound with that high sampling rate.
Recorded files are saved in lossless wave format.
You can play recorded files with personal computers.
This application shows the waveform and frequency spectrum in real-time by using FFT.
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 free version with advertisement.
RECORD_AUDIO: to use MIC.