Create Lissajous curves by combining the horizontal and the vertical motion of an electron beam on an oscilloscope. Tap the screen to get a spirograph like representation of your curve. Change the amplitudes, the frequencies and the phase difference to change the curve.
http://www.youtube.com/watch?v=hN9jMaT_Zu8
Version history
1.02
2017-06-10
This app has been updated by Apple to display the Apple Watch app icon.