19+ iOS apps & games curated and reviewed
From beginner-friendly picks to power-user tools, our ruku kobayashi list covers 19+ iPhone apps and games updated through May 2026. Compare ratings, prices, and screenshots in one place.
Enhance your musical sight-reading abilities with interactive, game-like exercises. This app offers a structured approach to learning notes, supporting MIDI keyboards and providing detailed progress tracking. Unlock advanced features and customization options with a premium subscription.
Visualize piano chords and scales instantly. This app helps musicians understand relationships between notes, compose, analyze music, and study theory without needing books or websites. It offers a large library and custom creation options.
Learn piano chords with interactive quizzes and a game-like progression. Customize chord symbols and choose themes, including dark mode. A premium purchase unlocks custom modes for personalized learning.
This app helps musicians and aspiring musicians develop their ability to identify chords by ear. It offers quiz-style training that progresses in difficulty, with a custom mode for personalized practice. Train your ear for music transcription and composition anytime, anywhere.
Explore a spooky 3D building, solve mysteries, and find items to escape. Use touch controls to move, change your view, and interact with suspicious areas. Save your progress frequently to avoid losing your game.
Test your reflexes in this challenging racing game. Prove your genius by mastering its demanding gameplay. It's designed for players who enjoy high-speed, skill-based experiences.
