When my older relatives wanted to send money to family/friends, I used to recommend Zelle, which was better than the never-heard-of-it apps they were considering. But with all the problems I keep hearing about Zelle, they're off the list. Most of them have iPhones and so I just tell them to send cash via Messages/Apple Cash. I don't know how reversible that sort of thing is, in the case of fraud, but as long as they…
It is the "it just works" way to move money between peoples debit cards in the US. It is rock solid, a large network of us use it all the time, and it is significantly more frictionless than Paypal/Venmo/Cashapp/Zelle when you already talk on Messenger. 4 clicks and the money appears.