價格：免費
更新日期：2018-09-10
檔案大小：1.7 MB
目前版本：2.1
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：英語
Note Freak is a reference app designed for musicians and recording engineers. I displays musical pitches along with the associated frequency value for each pitch in hertz. Also, various musical instruments are associated with the hertz value. The frequency spectrum is also split out into tabs allowing users quick and easy access for each spectrum.
支援平台：iPhone, iPad