Traffic Sign Test is an Android app designed by jhnerd to help users prepare for their vehicle's license test. This app generates 10 random questions each time the user visits it and calculates the result based on their input. The app is specially designed for users appearing for the test in Islamabad-city of Pakistan and has a pool of questions available for better preparation.

The app features a quiz to learn traffic signboards, which is an essential part of the vehicle's license test. The questions are randomly generated each time the user visits the app, which keeps the learning process fresh and exciting. The app calculates the result based on the user's input, and the user will know if they have passed or failed the test by the end of the quiz.