are available to request a precise location from 
 the user with explicit permission. iCloud Private Relay Overview | December 2021 
 6 Geohash Geohash Sele...

https://www.apple.com/jp/privacy/docs/iCloud_Private_Relay_Overview_Dec2021.PDF

and iPad is a secure home for health data and trends (Apple Inc. 2023), including Headphone Audio Levels, Environmental Sound Levels (from the Noise app on ...

https://www.apple.com/jp/health/pdf/Hearing_Health_Features_on_AirPods_Pro_2_October_2024.pdf