The International English Language Testing System (IELTS) exam is a popular language proficiency test used to measure English comprehension. The exam covers reading, writing, speaking, and listening skills for people planning to work or study in an English-speaking country. Different countries, employers, colleges, universities, and online learning programs require various skill levels. The exam treats all test-taking participants with respect and fairness. Developers worked to avoid introducing cultural bias into the test questions. IELTS accepts all standard English language variations, including Australian and New Zealand, British, and North American English. IELTS is available in more than 1,600 test locations around the world.