BackGround Sound

【App Introduction】
The Sound at screen ON / OFF, which was not likely to be it on all of Android smartphone app! You can use like a function setting on Android smartphone. Detect ON / OFF of the screen and let the sound flow. You can enjoy different sounds when screen is on and screen off. Also, it is possible to choose from 9 different sounds. Let's get your own smartphone!

▼ How to use
Even if you quit the application, BackGroundSound detects its behavior with BackGround. So you can use it like the setting. When you press the START button, you can find the system Toast. After that, please exit this application by pressing the home button. Sound flows without getting through. When you would like to cancel this setting, wake up this application again and press the FINISH button.

▼ Caution
Possibly some device may be played the sounds even when you detected the settings are not played, such as silent mode.
The volume depends on music playing application such as MUSIC PLAYER in smartphone. Please note that loud sounds may flow in this application if these are set high volume.