2
votes
1answer
92 views

Why do applications need to make changes for Retina displays?

From what I understand, Retina displays are simply a screen with a high PPI (higher than that of your eye at "optimum viewing distance"). Why, then, do applications need to fix their interface to ...
0
votes
0answers
26 views

What ppi should I save my retina display graphics as [duplicate]

So I have heard and read multiple different opinions on what ppi iPhone retina graphics should be saved in. I know that the retina display pixel density is 326. I am not very familiar with these ...