價格：免費
更新日期：2018-03-19
檔案大小：24 MB
目前版本：1.1.0
版本需求：需要 iOS 10.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：日語, 英語
Aren't you practicing the piano or the guitar in the same key?
Let's play your instrument in various key using this app.
This app can display 50 patterns of chord progressions with all major keys.
And also display the degree name at the same time. You can be conscious of the function of a chord.
支援平台：iPhone, iPad