软件类别：iOS软件\n\n,
软件授权：免费软件\n\n,
运行环境：iphone\n\n,软件语言：简体中文\n\n,The app is totally FREE with NO in-app purchases. Jamn Multi-tool is the ultimate, interactive reference tool for musicians with basic music theory knowledge. The app is the perfect companion to visualize a song”s hidden structure and chord progressions. The Jamn wheel that confers the app its uniqueness, reveals the relationships between keys, chords and scales for guitar (electronic guitar and acoustic guitar), bass, ukulele and piano. Re-discover the circle of fifths with Jamn multi-tool. This multi-award winning app is perfect if you want to: \n\n
下载地址：iTunes 或者AAP STORE 下载
