What is the navigation bar and toolbar icon sizes for iphone 6?
50px × 50px (25pt × 25pt @2x) What is the tab bar icon sizes for iphone 6?
Circle=@2x: 50 x 50 px
Square=@2x: 46 x 46 px
Tall=@2x: 56 px
Refer:- https://developer.apple.com/ios/human-interface-guidelines/icons-and-images/custom-icons/ What is Retina Display? Retina Display (marketed by Apple with a lowercase 'D' as Retina display) is a brand name used by Apple for its series of IPS panel and OLED displays that have a higher pixel density than traditional displays.
CLICK HERE UX VIDEO COURSE PACKAGE User Experience(UX)
UX refers to one’s experience with products and businesses. It is not necessarily a job. It is a reference to the fact that every human has experiences with every product and organization they interact with. The recent popularity of this term comes from companies being interested in understanding consumers’ experiences with their products and trying to engineer better ones. Whether a company is interested in learning about this or not is irrelevant. All consumers of every product have an experience with it. Their overall experience is referred to as user experience or UX.