Voca displays the sound coming into the microphone graphically on the screen. Available viewing option are: spectrogram, frequency display, waveform and audio volume history.
Click or tap the button and the app will launch filling the screen or window.
If the app fills the window, maximise the window to full screen and the app will run as full screen.
Press ESC key or click/tap the X button to close the app.
How to Use
Voca can be used to analyse sound from the device microphone. You can display the sound in one of the 4 modes; spectrogram, frequency display, waveform and audio volume history. The video shows two of the modes being used.
How to Install & App Store Links
Sensory Apps Video Channel