This app was removed from the App Store.
SkyEater OO Pro
Mac OS Music
SkyEater OO Pro is a monophonic synthesizer for OS X.
You can play melody with keyboard of your mac.
In Pro version, you can edit parameters for the sound engine. (Oscillator types, Attack time, Release time, Glide value, Echo, Tremolo, Reverb and master volume)
follow me on twitter! @kreuz45
You can save & load your own preset!