KBruch is described as 'small program to practice calculating with fractions and percentages. Different exercises are provided for this purpose and you can use the learning mode to practice with fractions. The program checks the user's input and gives feedback' and is a Math Game in the Games category. There are more than 25 games similar to KBruch for a variety of platforms, including Android, iPhone, iPad, Android Tablet and Online / Web-based. The best alternative is 10 seconds of math, which is free. Other KBruch like games are NumberDrop (Free), Math Master - Brain Quizzes (Free), Mathematics+ (Free) and Freaking Math (Free).
IQ test is an app to test aptitude to assess the ability of the user in processing information. This application provides more than 100 iq test questions with solutions. The aptitude test have mixed questions with visual and numerical approach.