Reference Icon Reference Chart iOS 7

Devices such as the iPhone 4 and 4S use a high resolution Retina display with twice the pixel density of other devices. Name these icons with a suffix of @2x.png.

You no longer need document icons in iOS7, as the OS uses your app icon to create one for you

Guidelines

Sizes (px) Format and naming Notes

Application and WebClip Icons

76 × 76 (iPad non-retina e.g iPad2)
120 × 120 (iPhone @2x)
152 × 152 (iPad 3+ @2x)
.png

Gloss overlay is no longer added to web-clip icon, so '-precomposed' suffix is no longer required.
Corner radius is 27px at 120px, but don't include this in the artwork, just aware that this portion is cropped.

Settings icon

29 × 29
58 × 58 (@2x)
.png iPad 1-2 sizes are the same as for non-Retina displays, although the final visual size of this icon is 48x48px as iOS trims 1px from each side of the artwork and adds a drop shadow.

Spotlight Search Results icon

40 × 40
80 × 80 (@2x)
.png iPad 1-2 sizes are the same as for non-Retina displays, although the final visual size of this icon is 48x48px as iOS trims 1px from each side of the artwork and adds a drop shadow.

Toolbar and navigation bar icons

22 × 22
44 × 44 (@2x)
.png iOS will use the alpha channel, applying shadow effects for you, so don't include any shadow in your artwork

Tab bar icon

25 × 25
50 × 50 (@2x)
.png Size can vary but 96 × 64 is the maximum

Newsstand Cover

At least 1024 longest edge .png

App Store icon

512 × 512
1024 × 1024 (@2x)
Must be named  'iTunesArtwork' without the .png extension The App Store icon is reduced to 176px square for the app's listing. iPad will use a scaled version of this icon for custom document icon, if one hasn't been provided.