You can also use-

Cambridge Vocabulary for IELTS The Official Cambridge Guide to IELTS, and Barron’s IELTS Practice Exams

PTE is a computer-based test designed to measure the English proficiency of non-native English speakers-

The PTE exam assesses a student’s listening, reading, speaking, and writing abilities within a single, three-hour session Like TOEFL, PTE is inclined more towards American English But your PTE test scores will also get you an admit from colleges in Australia, UK, and Europe What’s more, the test is considered to be faster, fairer, and easy to take

All this is possible because the test is completely computerized and involves no human raters

If you're planning to fly next year, I would suggest you look for colleges waiving these exams

You can transfer your IELTS test at any point before your exam date at no additional charge.

The IELTS exam fee for the Indicator test is 149 USD.

There are a lot of factors that go into deciding if you should take the test-

Eligibility If the university will accept your scores Technical and environment requirements
and more

You can read more about them here.

Hey There,
Per registration, you are allowed to sit for the test once only. Although, you can retake the test as many times as you wish if you are not satisfied with the score. Your IELTS score is valid for 2 years. You can always contact iSchoolConnect for recommendations and info about choosing the right university. You could reach out to them here - www.ischoolconnect.com