volume panel by lee bailey (aka @leedroid) is a fully configurable volume control overlay that replaces your system volume panel.
this is the free ad supported version of volume panel pro: https://play.google.com/store/apps/details?id=leedroiddevelopments.volumepanel
key features:
* a floating overlay panel.
* choose media or ring as the default button response.
* start collapsed or expanded (show all applicable panels).
* left handed option.
* custom vertical position.
* custom panel timeout.
* hide the alarm panel.
* custom background, slider & icon colours.
* option to exclude from certain applications.
* volume streams: cast, media, ring, call & alarm.
quick access icons (in panel):
* quick access to alarms.
* instantly mute media or casting.
* switch to speaker when in call