Ios App Icon Generator 2x 3x. For the application’s icon make sure you have a proper icon size with 1024 x 1024 format. @1x (ipad 2 and ipad mini), @2x (iphone 4s, iphone 5, iphone 6, ipad [retina]), and @3x (iphone 6 plus).
Uwp doesn't support scaling of in app icons yet (only splashscreen and logo). You can simply upload your own design picture in the foreground and choose your icon's background color. Including icon for itunes and imessage.
You will see a preview of your icon.
Ios apps should provide 3 image sizes: The reason is that i made a script for launch images as well and here the aspect ratio was kept by imagemagick, resulting in some resolutions not being exactly as desired. This will give you an empty app icon set. Apple requires 1x, 2x, and 3x versions of all icons and images bundled inside each ios app.