價格：免費
更新日期：2013-12-19
檔案大小：1.3M
目前版本：1.1
版本需求：Android 1.5 以上版本
官方網站：mailto:paul_edwards99@yahoo.com
Email：http://www.elthamchoral.org.uk/ppspp.html
聯絡地址：London SE20 8ET
This app is designed to help singers, soloists and choristers find the right note when they are practising. It is the modern day equivalent of a pitch pipe. This app can produce tones in the soprano range. The lowest note is C4 and the highest C6. C4 is middle C.
