iOS scams are becoming more commonplace. While macOS has mostly flown under the radar, the install base of iOS is too big for scammers to ignore. I thought this was an interesting read on just how easy it is to impersonate Apple. I probably wouldn't know the difference.
As a user, it's probably a good idea to think twice when your device is asking for a password, especially if it's just randomly happening in a new app. Felix gives you some ways to make sure it's Apple doing the asking.
iOS Privacy: steal.password - Easily get the user's Apple ID password, just by asking by Felix Krause