Ah, It’s for Americans. Though, this did help me search for places that are free for Canadians but I don’t know if any of them are worth it (currently and in the next few years): Germany, Norway, Finland, Sweden, Poland and the Czech Republic.
You actually can do this (I think), if you claim the Foreign Earned Income Exclusion on taxes and earn less than like $110k/yr abroad, your adjusted gross income is 0 and with an income-based repayment plan you don't need to pay back anything until they get discharged after like 35 years I think