What do people use to save? I use Qapital, I know a lot of people like Digit. I know they can't foundationally help the problem but they can help a lot of peopl

What do people use to save? I use Qapital, I know a lot of people like Digit. I know they can't foundationally help the problem but they can help a lot of people who are capable of saving but aren't - which I would suspect is probably close to the majority of these folks.