價格：免費
更新日期：2019-01-28
檔案大小：3.9M
目前版本：1.11
版本需求：Android 4.1 以上版本
官方網站：mailto:freshmakerr147@yahoo.de
Email：https://freshmaker.gitlab.io/privacy-policies/Whistle.html
A whistle is needed in many different situations. But you do not always carry a real whistle with you. For such cases the app is intended. It can be used as a prank or a joke.
You can use it as a signal for a sports event or just to annoy your friends. Have fun with experimenting the various uses of this app.