"Free" accounts seems like a big US thing because there's lots of competition between a highly fractionated banking industry. Something like 4000 banks in USA and next biggest is Russia with ~400
https://www.helgilibrary.com/charts/what-country-has-the-mos...
Reviewing some traditional French banks and their "mobile" offerings are still 2EUR/month, and students can get a 1EUR/month plan.
For example historically and until fairly recently, most American banks were prohibited from having more than one branch. In total.
That's called unit banking. And that's why you have those small-town American banks, and national chains almost everywhere else.
Obviously, that bank with only one location is much more dependent on the fortunes of its only location. This makes for a hilariously brittle financial system.
https://www.cnbc.com/2019/03/08/25percent-of-us-households-a...
https://www.npr.org/2021/04/05/984475870/unbanked-what-it-me...