Volume Booster (com.enlightment.easyvolumecontrol) on Google Play
Volume Booster gives you the best and easiest way to control all your volumes of your phone's audio devices:* Quick boost with one tap on the button.* Quick configuration of the volumes of Ring, Notification, Voice call, Media, Alarm and System.* Switch to silent or vibration mode with just one touch.* Remember the settings and adjust the volumes automatically when your phone is turned on.* Remember the settings with or without headset and adjust the volumes when your headphone is plug in or pull out.