IELTS is an international English language testing system. It is a standardized test that measures the English language proficiency of non- native English language speakers who want to study, work and migrate where English is the language of communication. IELTS is required in UK, Australia, Canada, New Zealand and the US. IELTS test focuses on “International English”, which includes British English, American English, Australian or South African English. It covers all four language skills like listening, reading, writing and speaking.