yousician

Install command: 
brew install --cask yousician

Name: Yousician

Musical instrument learning tool

https://yousician.com/

Cask JSON API: /api/cask/yousician.json

Cask code: yousician.rb on GitHub

Current version: 2.11.51

Requirements: macOS >= 10.13

Analytics:

Installs (30 days)
yousician 2
Installs (90 days)
yousician 16
Installs (365 days)
yousician 68