Transfer information from one ID to another
Can I transfer my purchases from one Apple ID to another?
iPhone 12 Pro Max, iOS 14
Question marked as
No, but you can share them with another Apple ID using Family Sharing.
To learn how to 'Set up Family Sharing', click here --> https://support.apple.com/HT201088
Click on the link to read about 'Sharing purchased content with Family Sharing' --> http://support.apple.com/HT201085