Band9AI とは？
Band9AI predicts your real IELTS band before you sit the exam. Take a full-length mock test under realistic conditions and get instant scoring across Listening, Reading, Writing, and Speaking. Unlike traditional practice tools, Band9AI focuses on accuracy and prediction, not just practice, so you know exactly where you stand and what to fix before test day. Built for serious test-takers who want clarity, not guesswork.
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