Mac users interested in Spectrum analyzer music player generally download:
refreq is a radically customizable music player.
You can load music files into it, or images (bitmaps, img-s, png-s). When you load a song, the program analyzes the track and draws its frequency spectrum
After the program has processed the file fed into it, you can convert the spectral image or bitmap back into music.
Additional suggestions for Spectrum analyzer music player by our robot: