The recent Facebook scandal of running a service to receive requests for tracking shows the app store sandbox model is far more of a denylist vs an allowlist, it's leaky by design in the name of "developer enablement" or "user experience".
Sorry for going off on a tangent, but last week I asked Gemini about security and privacy advantages of running Gmail and Google Calendar using Safari and DuckDuckGo Browser - Gemini made good arguments for using the browser versions: ironic!