UPSC: IAS IPS Prelims Practice is an Android application developed by Ravi Chauhan for students who are preparing for the UPSC exam. With over 10,000 MCQs available in Hindi, this app is a comprehensive set of questions for the UPSC exam. It covers subjects such as Indian Economy, History, Indian Polity, World Geography, Indian Geography, and Tricky Questions.

The app's user interface is simple and easy to use. Users can choose the subject they want to practice and take the mock test. The app also provides an analysis of the test results, which helps students understand their weak areas and improve their performance. With the app's offline mode, students can practice even when they don't have an internet connection. Overall, UPSC: IAS IPS Prelims Practice is a useful app for students who are preparing for the UPSC exam.