Matematika ZŠ 1.stupeň is an educational app designed for Android users to improve their mathematical skills. The app offers a wide range of classes and chapters that cover the entire elementary school math curriculum. With more than 175 sample problems and over 1,000 practice problems, the app provides users with an effective and accessible way to learn and improve their math skills.

The app's tests include a detailed solution to each problem, making it easier for users to understand and learn from their mistakes. The solution to each problem is divided into individual steps, allowing users to learn how to solve even the most complex problems. The app has 123 chapters and provides users with more than 10,000 problems to solve. Additionally, there is a premium version of the app available on Google Play, which provides access to an additional 8,000 practice problems. Overall, Matematika ZŠ 1.stupeň is a comprehensive math learning app that is perfect for elementary school students who want to improve their math skills.