Finally we have launched this application for IGCSE and A level student. We know the students problem that this is difficult to arrange past paper and Notes. We are here to help you. We have solved the problem. this app lists Past paper of last years and Professor notes we have best professor who have a good experience in teaching. They have written the Notes. We have best video listed in our application. the application also lists an option of Practice test where you guys can go for a live test and check our knowledge about your subject. this application is free. We do not charge any money from you. this is for students help so they can utilize this application and enhance their knowledge.
Below is the link of our application. 
https://play.google.com/store/apps/details?id=a.shapefuture