Simply put, a great product overall! I purchased this product from the Toppr website for my younger brother who is preparing for JEE right now. Toppr offers a huge question bank which has been segregated into chapters and goals (concepts) which is I believe helps the student to check each and every concept and his/her mastery on it. I remember struggling with finding questions on a specific concept during my JEE days. Toppr solves it all. The team is extremely helpful with any doubt/question ...