Using iOS is is the mobile equivalent of using a bitcoin custodian.
The answer is simple. FUD and laziness just doesn't like it.
You can take back a significant piece of your digital sovereignty:
https://shop.ronindojo.io/product/roninmobile-pixel-6a/
https://watchmanprivacy.com/2023/06/07/74-grapheneos-with-roninmobile/