This App makes bell sounds.You can use this app for avoiding bears.When you start the app, you’ll see two buttons.One is [ON / OFF] button and the other is [Settings] button.1.[ON/OFF] buttonWhile this status is ON, this app continues to make bell sounds.Even If you close this app, it will continues to make bell sounds. When you want to stop the sounds, you make this button OFF.2 setting button.Setting menu screen will open.You can change volume, the interval.