Apple has been working on a new framework that is designed to simplify the transfer of third-party app data between iOS and Android devices.
Named the App Migration Kit, the new framework will be available to anyone with a compatible device running iOS or iPadOS 16.1 and later.
Like the OS systems mentioned, this new framework is currently in a beta stage. It has been noted that the framework will not be used to transfer data between iOS and iPadOS; rather, it will be used strictly between Apple devices and non-Apple devices, according to documentation regarding the new framework.
The documentation also states that developers can define whether their apps will import data, export data, or do both. As 9To5Mac points out, this is done through the creation of an app extension that conforms