IELTS (International English Language Testing System) is designed to assess the language proficiency of people who want to study, work, or migrate to countries where English is the primary language. The test measures abilities in listening, reading, writing, and speaking.
There are two versions:
The IELTS test is scored on a 9-band scale. Each section (Listening, Reading, Writing, and Speaking) receives an individual score, which is then averaged to produce an overall band score.