Shiken is an all-in-one learning app that uses AI to assist learners in achieving higher grades in a shorter amount of time. It offers features such as live quizzes, courses, flashcards, mindfulness exercises, notes, multiplayer challenges, explanations, and leaderboards. The app combines gamified learning, mindfulness practices, goal setting, and note-taking capabilities to enhance retention and engagement. Additionally, Shiken provides a learning marketplace where users can access expert-verified question sets, exams, and courses tailored to their learning needs. It aims to provide an interactive and comprehensive learning experience for learners of all levels.