SignalSpy - Audio Oscilloscope, Frequency Spectrum Analyzer, and more!

SignalSpy is a suite of powerful tools that let you analyze audio signals. Included are an oscilloscope, a spectrum analyzer, level indicator and spectrogram. Features:- Four highly accurate audio signal analyzers.- The oscilloscope can be synchronized to your waveform using a trigger level.- Frequency scale configurable between logarithmic and linear.- Very fast screen updating giving you a true real-time display.