I've designed those 5 button in my storyboard based on iPhone6. Now problem is my client told me to make their app can be workable in iPhone5 onwards. Current those 5 buttons in iPhone5 cannot be displayed proportionally as same width. That's why my question is please let me know how to make same width for 5 button horizontally in xcode?
UIButtons to yourViewController.
UIStackView'sattribute inspector, make sure it's "horizontal", distribution is set to "Fill Equally", and adjust the spacing to whatever you want.
UIStackViewto left/right, top/bottom.
It should look something like this when you're done: