International English language test
IELTS is an international English language test jointly launched by Cambridge University Examinations Committee, Australian Agency for International Education and Development and British Council. The organizer of TOEFL is the old American educational service organization "ETS".
Master the application of American schools.
It can be seen that in the traditional sense, IELTS is more suitable to apply for schools in Commonwealth countries, while TOEFL is to apply for controlling American schools.
Apply for school requirements
At present, most schools in the United States recognize IELTS scores, but after all, as an outsider, IELTS still has some restrictions when applying for American universities, and it cannot be as flexible and free as TOEFL.