The app is an iOS version of a simulation game created by mathematician John Horton Conway. It is a universal application that can be enjoyed on iPhone, iPod touch, iPad, iPad mini, and iPad Pro.
The app challenges users to combine five hiragana characters to form meaningful words. It offers two modes: a 20-second continuous answer mode and a 3-minute timed challenge to see how many answers can be given correctly.
The app collects JLPT N5 article sentence patterns with detailed descriptions and example sentences explained in Chinese. Users can mark difficult words for reinforcement and take practice tests with explanations.