"The TOEFL is a standardized test used to measure the English language proficiency of non-native English speakers. It is commonly required for admission to universities and colleges where English is the language of instruction."
"PTE (Pearson Test of English) is an English proficiency test accepted by universities worldwide. It is conducted by Pearson PCL group for students whose native language is not English."
"IELTS is a widely recognized English language proficiency test accepted by universities, immigration authorities, and employers worldwide. It assesses reading, writing, listening, and speaking skills and offers both academic and general training versions."