Why use rounded corners in UI?
Rounded corners are perfect for grids, They help with a friendly interaction. They are space-saving. They draw attention to the content and not the component.
Are rounded edges stronger?
Rounded edges resist damage better. Sharp edges inflict damage better.
Are rounded buttons better?
As the main role of any call to action button is to grab attention, and drive click throughs, the rounded rectangles can be incredibly effective. Visual processing-There have been studies to show that Rounded edges are just easier on the eye, when compared to a rectangle or square.