iOS项目开发各种icon图标尺寸标准（苹果官方文档）
Table 1iPhone-only app icon requirements.ImageSize (px)File NameUsed ForApp StoreAd Hoc
512x512iTunesArtworkApp list in iTunesDo not includeOptional but recommended
1024x1024iTunesArtwork@2xApp list in iTunes on devices with retina displayDo not includeOptional but recommended
[email protected] screen on iPhone/iPod Touch with retina displayRequiredRequired
76x76Icon-76.pngHome screen on iPadOptional but recommendedOptional but recommended
[email protected] screen on iPad with retina displayOptional but recommendedOptional but recommended
40x40Icon-Small-40.pngSpotlightOptional but recommendedOptional but recommended
[email protected] on devices with retina displayOptional but recommendedOptional but recommended
29x29Icon-Small.pngSettingsRecommended if you have a Settings bundle, optional otherwiseRecommended if you have a Settings bundle, optional otherwise
[email protected] on devices with retina displayRecommended if you have a Settings bundle, optional otherwiseRecommended if you have a Settings bundle, optional otherwise
Table 2iPhone-only app icon requirements (iOS 6.1 and earlier).
ImageSize (px) File NameUsed ForApp StoreAd Hoc
57x57Icon.pngHome screen on iPhone/iPod touch (iOS 6.1 and earlier)RequiredRequired
[email protected] screen on iPhone/iPod Touch with retina display (iOS 6.1 and earlier)Optional but recommendedOptional but recommended
72x72Icon-72.pngHome screen on iPad (iOS 6.1 and earlier)Optional but recommendedOptional but recommended
[email protected] screen on iPad with retina display (iOS 6.1 and earlier)Optional but recommendedOptional but recommended
29x29Icon-Small.pngSpotlight on iPhone/iPod Touch (iOS 6.1 and earlier) and SettingsRecommended if you have a Settings bundle, otherwise optional but recommendedRecommended if you have a Settings bundle, otherwise optional but recommended
[email protected] on iPhone/iPod Touch with retina display (iOS 6.1 and earlier) and Settings on devices with retina displayRecommended if you have a Settings bundle, otherwise optional but recommendedRecommended if you have a Settings bundle, otherwise optional but recommended
50x50Icon-Small-50.pngSpotlight on iPad (iOS 6.1 and earlier)Optional but recommendedOptional but recommended
[email protected] on iPad with retina display (iOS 6.1 and earlier)Optional but recommendedOptional but recommended
Table 3 iPad-only app icon requirements.
ImageSize (px)File NameUsed ForApp StoreAd Hoc
512x512iTunesArtworkAd Hoc iTunesDo not includeOptional but recommended
1024x1024iTunesArtwork@2xAd Hoc iTunes on devices with retina displayDo not includeOptional but recommended
76x76Icon-76.pngHome screen on iPadRequiredRequired
[email protected] screen on iPad with retina displayOptional but recommendedOptional but recommended
40x40Icon-Small-40.pngSpotlight on iPadOptional but recommendedOptional but recommended
[email protected] on iPad with retina displayOptional but recommendedOptional but recommended
29x29Icon-Small.pngSettings on iPadRecommended if you have a Settings bundle, otherwise optional but recommendedRecommended if you have a Settings bundle, otherwise optional but recommended
[email protected] on iPad with retina displayRecommended if you have a Settings bundle, otherwise optional but recommendedRecommended if you have a Settings bundle, otherwise optional but recommended
Table 4 iPad-only app icon requirements (iOS 6.1 and earlier).
ImageSize (px)File NameUsed ForApp StoreAd Hoc
72x72Icon-72.pngHome screen on iPad (iOS 6.1 and earlier)RequiredRequired
[email protected] screen on iPad with retina display (iOS 6.1 and earlier)Optional but recommendedOptional but recommended
50x50Icon-Small-50.pngSpotlight on iPad (iOS 6.1 and earlier)Optional but recommendedOptional but recommended
[email protected] on iPad with retina display (iOS 6.1 and earlier)Optional but recommendedOptional but recommended
Table 5Universal app icon requirements.
ImageSize (px)File NameUsed ForApp StoreAd Hoc
512x512iTunesArtworkApp list in iTunesDo not includeOptional but recommended
1024x1024iTunesArtwork@2xApp list in iTunes for devices with retina displayDo not includeOptional but recommended
[email protected] screen on iPhone/iPod Touch with retina displayRequiredRequired
76x76Icon-76.pngHome screen on iPadRequiredRequired
[email protected] screen on iPad with retina displayOptional but recommendedOptional but recommended
40x40Icon-Small-40.pngSpotlightOptional but recommendedOptional but recommended
[email protected] on devices with retina displayOptional but recommendedOptional but recommended
29x29Icon-Small.pngSettingsRecommended if you have a Settings bundle, optional otherwiseRecommended if you have a Settings bundle, optional otherwise
[email protected] on devices with retina displayRecommended if you have a Settings bundle, optional otherwiseRecommended if you have a Settings bundle, optional otherwise
Table 6Universal app icon requirements (iOS 6.1 and earlier).
ImageSize (px)File NameUsed ForApp StoreAd Hoc
57x57Icon.pngHome screen on iPhone/iPod touch (iOS 6.1 and earlier)RequiredRequired
[email protected] screen on iPhone/iPod Touch with retina display (iOS 6.1 and earlier)Optional but recommendedOptional but recommended
72x72Icon-72.pngHome screen on iPad (iOS 6.1 and earlier)RequiredRequired
[email protected] screen on iPad with retina display (iOS 6.1 and earlier)Optional but recommendedOptional but recommended
29x29Icon-Small.pngSpotlight on iPhone/iPod Touch (iOS 6.1 and earlier) and SettingsRecommended if you have a Settings bundle, otherwise optional but recommendedRecommended if you have a Settings bundle, otherwise optional but recommended
[email protected] on iPhone/iPod Touch with retina display (iOS 6.1 and earlier) and Settings on devices with retina displayRecommended if you have a Settings bundle, otherwise optional but recommendedRecommended if you have a Settings bundle, otherwise optional but recommended
50x50Icon-Small-50.pngSpotlight on iPad (iOS 6.1 and earlier)Optional but recommendedOptional but recommended
[email protected] on iPad with retina display (iOS 6.1 and earlier)Optional but recommendedOptional but recommended
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