The world’s leading test of English language proficiency, IELTS is not difficult in itself. In less than 3 hours, it assesses your abilities in listening, reading, writing and speaking.
The best time to take the IELTS is right before the topics change, namely the months of December, April, and August. IELTS speaking topics are added in January, May, and September. By this time, the candidate will be aware of 99.9% of the topics that will eventually help them take the exam.
Source: IELTS Course in Pune