Описание

Built from the ground up with MaterialDesignin mind, this is a real time spectrum analyzer, oscilloscope,andtone generator using your Android device's microphone andspeaker.It can be used to visualize the full audio spectrum or testhearingwith the tone generator.

Features:
*View audio spectrum up to 20 kHz
*Max Hold
*Averaging
*Oscilloscope display
*20-20,000 Hz tone generation
*44,100 Hz sampling rate

Future Updates:
*pinch to zoom
*filters
*read samples in file