Используйте приложение APKPure
Историческую версию High Frequency можно получить на Android
It's been tested on my neighbors dog but they hated it!
Generate your own frequency
You choose the duration
Play a preloaded Frequency
Annoy dogs, cats, insects, people....
Truly the most annoying sounds app
Works great and easy to use
It's been tested on my neighbors dog but they hated it!