IELTS, the International English Language Testing System, is premeditated to judge the language ability of applicants who need to study or work where English is used as the language of communication. IELTS is necessary for entry to university in the UK and other countries.
Canadian English Language Proficiency Index Program which is popularly known as CELPIP is a test to examine an English language proficiency. It allows a candidate to prove his English language proficiency at various British and English speaking countries for studying and getting employment.