Find My Nouns
First there was Find My iPhone, a feature that allowed you to, you know, find your iPhone if it was lost or stolen. Even though Apple later extended the capability to the iPod touch, the iPad, Macs, the Apple Watch, and even AirPods, for a long time the “Find My iPhone” name was still used generically to describe this feature.
Separately, Apple has long offered a Find My Friends feature, which locates iOS or iPadOS devices (or cellular-enabled Apple Watches) and thus, by extension, the people carrying them—and shares that location with anyone to whom the owner has granted permission.
Apple finally realized that it makes sense to have just one place to go to find all your nouns (devices and people), so in Catalina and iOS 13/iPadOS ...