This application is for a 999dice.com. Sound alert when its time to collect rain at a chat tab. Works on Android phones and tablets. Please, note that this app is not a background service. It means that app has to be open and running for you to get notification. It can run in a background but no guarantee that you will always get notification.
If 999dice doesn't open you can try to set mirror using button Menu\Settings to 999doge instead. To access floating menu button touch menu button or long touch timer that displayed at the right top corner and it will appear at the right bottom corner.
Please note, if you are getting connection error try to set mirror address to 999doge at the bottom of Account tab instead of 999dice.