Is Allen a comfortable and good institute for IIT entrance preparation?

Actually, we usually think that for qualifying JEE Mains, classes are needed but this is not true my dear friend because classes are just for concept clearance and revision. They will never give you a drink by which you will become intelligent. If you are going for IIT preparation you should deepl

As per my point of view, Allen is a very good institute for IIT preparation since last 3-4 years. Teachers there are very helpful and hardworking but you need to be hardworking too.