Clefs is an application that aims to help users learn how to read and write music. It offers a course of seven chapters with over 200 lessons that are designed to teach users how to read sheet music and write music down on the stave. The lessons are arranged in a progression from the simplest to the most difficult, making it easy for users to learn how to read music on the most popular clefs in modern music. The application also includes a powerful custom exercise editor that allows users to create exercises that are tailored to their specific needs and demands.

In addition to the lessons, Clefs also offers an introductory theory for each chapter, detailed daily statistics, and daily exercises that are generated specifically for the user. The application also supports the use of a MIDI-keyboard in sight reading exercises, and a competitive game mode is coming soon. The design of the application is simple and beautiful, supporting both light and dark themes.

Clefs is developed by the creators of Perfect Ear, which is a highly rated and the most downloaded music education app in the Play Store. With Clefs, users can learn how to read and write music in a fun and engaging way, making it an excellent tool for anyone who wants to improve their music skills.

Overall, Clefs is an application that offers a comprehensive course in music reading and writing. It is designed to help users learn how to read sheet music and write music down on the stave, and it includes a powerful custom exercise editor that allows users to create exercises that are tailored to their specific needs and demands. With its simple and beautiful design, Clefs is an excellent tool for anyone who wants to improve their music skills.