Are you sure? This seems like a forum with a lot of early adopters and a lot of late adopters still use browsers, email, text messages. Like, let me guess that your credit cars isn't capitol one. Not that it should be, but that would be more "normie".
In Europe at least, most banks require IOS or Android. Even to login into the web Frontend.
Banks are quick to adopt anti-money-spending measures because it allows them to hold your money longer and because money that can't be spent can't be fraudulently spent which they'd have to reimburse you for.