Safari View Controller keeps the users cookies from Safari and prevents this behavior. For most apps, keeping users logged in without leaving the app is preferred, so they give up the ability to inspect the contents of the page.
It does not, because apps decided to abuse it for fingerprinting.
Safari View Controller keeps the users cookies from Safari and prevents this behavior. For most apps, keeping users logged in without leaving the app is preferred, so they give up the ability to inspect the contents of the page.