Emojis displayed on iPhone, iPad, Mac, Apple Watch and Apple TV use the Apple Color Emoji font installed on iOS, macOS, watchOS and tvOS. Some Apple devices support Animoji and Memoji. Two Private Use Area characters are not cross-platform compatible but do work on Apple devices:
In March 2022 iOS 15.4 included brand new emojis from Emoji 14.0, the latest set of emoji recommendations made in September 2021. More about this release.
Emojis from Apple iOS 15.4 are displayed below.