UPSC PDF MATERIAL is an Android application developed by PDF IQ. It is a free education and reference app that provides a vast collection of E-Books, including NCERT Books. The app is dedicated to providing the best material with a focus on all current fields of study.

The interface of the app is user-friendly and easy to navigate. The home screen of the app displays various categories, including NCERT Books, UPSC Study Material, Current Affairs, and much more. The app provides a search bar that allows users to search for specific books or topics. The app also allows users to download the books for offline reading.

Overall, UPSC PDF MATERIAL is a great app for students and anyone who wants to gain knowledge. The app is regularly updated with new books and study material. However, the app requires an internet connection to download books, which can be a downside for some users.