Studying abroad can be a great opportunity to gain new perspectives, learn new skills, and experience different cultures. If you're considering studying in the United States, Australia, Canada, or New Zealand, one of the things you'll need to consider is whether you need to take the International English Language Testing System (IELTS) as part of the application process.

Many universities in these countries require international students to take the IELTS as a way to demonstrate their proficiency in English. However, it's worth noting that some universities may accept other English proficiency tests such as TOEFL or PTE. It's always best to check with the specific university or institution you are applying to, as each have their own requirements and policies.

It is also possible to study in some universities without taking any English proficiency test, if the student has completed their secondary education in English or if they have completed their higher education in English.

Even if a university does not require an English proficiency test, you may still need to demonstrate your English language skills in other ways, such as through an interview or by submitting writing samples. These requirements may vary depending on the institution and the level of study you are applying for.

In conclusion, it's possible to study in the USA, Australia, Canada and New Zealand without taking IELTS, but it's important to check the specific requirements of the universities or institutions you are applying to. It's always best to be well-informed and prepared in order to increase your chances of success.