除了Nina的回答，下面是一些好的自定义选择器视图控件良好的性能和可自定义。

Addition to Nina's answer, below are some of the good custom Picker view controls which will be good to use in terms of performance and customizable.

1. http://www.cocoacontrols.com/platforms/ios/controls/cppickerview


2. http://www.cocoacontrols.com/platforms/ios/controls/afpickerview


3. http://www.cocoacontrols.com/platforms/ios/controls/v8horizo​​ntalpickerview （Horizo​​ntal PickerView）

1. http://www.cocoacontrols.com/platforms/ios/controls/cppickerview
2. http://www.cocoacontrols.com/platforms/ios/controls/afpickerview
3. http://www.cocoacontrols.com/platforms/ios/controls/v8horizontalpickerview (Horizontal PickerView)