No branding on launch screens
A launch screen is too brief to be a branding moment. If you want a welcome, build a real onboarding screen; don't hold up first use with a logo.
Marketing splash: a screen with no content
A launch screen is too brief to be a branding moment. If you want a welcome, build a real onboarding screen; don't hold up first use with a logo.
One of 220 cards in the Apple HIG deck. Browse every card.