Awesome Open Source
Awesome Open Source


Yet another knob for iOS but with IBDesignable and Ableton Live style.
Horizontal, vertical (or both) and rotary control options.

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  • iOS 9.0+
  • Swift 4.0+


pod 'LiveKnob'


  • Drop a UIView from storyboard and change its class to LiveKnob.
  • Tweak style settings.
  • Bind an IBAction function to LiveKnobs valueChanged event.
  • Or you can do it programmatically.

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You can change the line width and color of the base ring, progress ring and pointer. Also you can tweak the start and end angles of the base knob ring.


You can set the controlType for changing the knob's touch control behaviour. It supports horizontal and/or vertical slidings as well as rotary slidings.


You can create custom marker views in with LiveKnobMarker type and set them to LiveKnob's markers array in order to draw markers around the knob. You can set individual offset and transform for each marker as well.


This control used in my app ArpBud in App Store, check it out!

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