IELTS measures the language proficiency of people who want to study or work where English is used as a language of communication.
For students planning to study overseas, TOEFL helps prove that they have the English skills that will actually be needed in an academic classroom.
The Graduate Management Admission Test (GMAT) is a computer adaptive standardized test for measuring aptitude to succeed academically .
GRE is a standardized test intended to measure the abilities of all graduates in tasks of general academic nature, regardless of their field of specialization.
Many colleges require scores from the SAT tests as a part of the admissions process. Your SAT score is a key component of your college applications