IntegrApp: Integral Exercises is a free educational game developed by QPTmaths for Android users. The app provides an opportunity to practice and improve math skills, specifically integral calculus exercises. The exercises include the calculation of primitives of functions of one variable and antiderivative computation of functions of several variables.

The app is designed for pre-university and university students and offers a simple and dynamic way to practice through multiple-choice exercises. With this app, you can practice as many exercises as you want for different grades and courses. The results are available in a single click and with several wrong attempts until you find the solution.

One of the significant features of this app is that it can work offline, meaning you do not need to be online or connected to the network to enjoy its interactive problems and exercises. The app also allows you to upload your results to the ranking of the best players and compete to be the best of your friends or of the whole world.

Overall, IntegrApp: Integral Exercises is a great tool for students to practice and improve their math skills. It provides an extensive range of exercises and statistics of the percentage of successes. The app also offers messages of encouragement to start the practice on the right foot.