How to Create Range Slider programmatically in iOS?

VPRangeSlider : You can also use this, which provides both segmented as well as un-segmented slider for iOS.

You are adding one slider above another slider.So As per Cocoa-Touch standards, Only Top (newly added) slider will detect all events. First slider will be untouchable as you added both slider on same frame value.

There are so many Range Slider examples available for iOS. Below are few examples which may help you