Android has been leveraging the more efficient Vulcan API for many years. With Android 16’s new changes, Google is doubling down, requiring devices to support the new Host Image Copy feature.

Google is releasing its Credential Manager API for public use soon, which would enable apps to easier support passkeys for passwordless login.

As of this API shutdown announcement, Google has said nothing about the Google Fit apps on Android, Wear OS, and iOS. They still work to track activity and house your full archive.