Yes. topper learning is very good app for.student I am also a 9th class student and use topper learning app .in this app we can watch video and read summary faculties of app is.absulaty fab .in this app we aks about our problems from experts .the bad thing about this app.is, thhskat work can't get our homewpork solution but for clearing doubts this app is excellent and also this app is very famous and popular topper learning app is a high level of education