LenMus

LenMus Phonascus is a completely free application designed for music students to learn and practice music theory. It helps you focus on specific skills and exercises, covering both theoretical knowledge and aural training. The software is built to adapt to your individual learning needs.

You can customize the various activities to work at your own pace, and the program provides interactive feedback to help you achieve mastery of each concept. It's an ideal tool for self-study and reinforcing classroom lessons. Key areas covered include:

• Intervals
• Chords and scales
• Solfege and sight-reading
• Rhythm and clefs

As part of the non-profit LenMus project, Phonascus is free and open-source software, committed to providing open access to music education for everyone.