Application Icons for Apple iOS
For Apple/iOS devices, you should create a series of application icons. Apple also recommends a set of smaller icons for spotlight search results and settings.
Why you need Apple iOS app icon and specification
Every app needs a beautiful and memorable icon that attracts attention in the App Store and stands out on the Home screen. Your icon is the first opportunity to communicate, at a glance, your app’s purpose. It also appears throughout the system, such as in Settings and search results.
App Icon AttributesAll app icons should adhere to the following specifications.
- Format PNG
- Color space sRGB or P3 (see Color Management)
- Layers Flattened with no transparency
- Resolution Varies. See Image Size and Resolution
- Shape Square with no rounded corners
Source and more information: Apple Developer
iOS Icon Sizes
» 1024 x 1024 px » 167 x 167 px » 180 x 180 px » 87 x 87 px » 60 x 60 px » 120 x 120 px » 76 x 76 px » 152 x 152 px » 40 x 40 px » 80 x 80 px » 57 x 57 px » 114 x 114 px » 72 x 72 px » 144 x 144 px » 50 x 50 px » 100 x 100 px » 29 x 29 px » 58 x 58 px