The 譜読み訓練アプリ is an educational application designed for iPhone users to practice reading musical notes. This app is specifically aimed at beginners, particularly children who have just started learning the piano. It offers a distraction-free environment as it is ad-free, allowing users to focus solely on their training.

Key features of the app include a note identification quiz that covers both treble and bass clefs, as well as the ability to switch between different note naming conventions such as Do-Re-Mi, Ha-Ni-Ho, and C-D-E. Additionally, users can toggle between single and multi-keyboard displays, making it a versatile tool for those looking to improve their music reading skills without incurring any costs.