Railway Math Previous Question is an Android app developed by The Smart Apps Pro, available for free in the Education & Reference category under Books. This app compiles all the questions asked in Railway exams from 2018 onwards, featuring over 4000 multiple-choice questions. It offers chapter-wise tests with a Smart Approach and Short Tricks tailored for exams like HTPC, RPF SI, RPF CONSTABLE, ALP, TECHNICIAN, GROUP D, RRB JE, and others.

The app functions offline, enabling users to access it anytime and anywhere without the need for an internet connection. It covers a wide range of topics including percentages, profit and loss, simple and compound interest, time and distance, geometry, statistics, and more.