Train to sing on key. It listens while you sing and displays the pitch of your voice on a graph, in real time.
Mac OS open source musical instrument tuner using microphone input.
Elemental is a sequencer with eight different accidental notes.
12-note chromatic scale strobe tuner application that utilizes sound input devices such as built-in microphone, line in, and iSight.
Flix Standard encodes virtually every type of video, audio and image file