Their team has done great job. At first you have to choose the class. I have been using this site when I was in 9th standard and now I am in 12th and trust me this has helped me a lot to score good. Notes of all the chapters are available .CBSE related informations are displayed on this app. Important topics are highlighted. Easy to understand language , covers all the subjects of all the streams. We can get all are our doubts cleared, we can buy ncert books, ncert solutions are made available, ncert syllabus is upfated , previous year papers are available .What else do we need ? Everything it has .Best app