Math Game Brain Training Pro is an iPhone app developed by Oleh Shpak. This free educational and reference app aims to improve your mental arithmetic skills through interactive games. With a user-friendly interface and engaging design, this app is suitable for users of all ages.

The app offers a variety of exercises to challenge your math abilities. The "Easy Math Quiz" serves as a warm-up before diving into the real challenges. In the "Brain Workout" section, you will find a collection of different tasks that will put your math skills to the test. For those seeking an even greater challenge, the "Hard Math Quiz" will push you to use 100% of your brain potential.

To round out the training experience, the app also includes an "Eyes Training" feature. Although not directly related to math, this exercise aims to provide additional cognitive training.

Overall, Math Game Brain Training Pro offers a fun and interactive way to improve your mental arithmetic skills. Whether you're looking to practice addition, subtraction, multiplication, division, logic, or more, this app has something for everyone.