This app helps you to improve and train your arithmetic math skills. Simply adjust the minimum and maximum value to suit your specific needs and play regularly. The training chart will ensure that you reach your goal quickly. If you want, you can even play against other players around the world and chat with them. The following features are provided:

- Intuitive learning through combining
- Three adjustable levels of difficulty
- Time and mistake limit
- Language select option (german / english)
- Multiplayer and chat mode