There's a similar thing in Sweden, called Swish (https://www.getswish.se/ https://www.getswish.se/). But it's a cooperation between banks, and you link it with

There's a similar thing in Sweden, called Swish (https://www.getswish.se/ https://www.getswish.se/). But it's a cooperation between banks, and you link it with your phone number, the transfer is instant, you have to identify using something called Bank ID. Square Cash seems nice, but I prefer the approach of Swish.