Your app icon is the first brand imagery users will come across, and an integral part of your brand on mobile. Having an icon that is well designed for mobile means simple, clear design and a unique look and feel specific to your brand.
App Icon Attributes
- Format: PNG
- Color Space: sRGB or P3
- Layers: Flattened with no transparency
- Resolution: Varies. See Image Size and Resolution
- Shape: Square with no rounded corners
You can read more about Apple's App Icon Guidelines here.