Floating Volume is a simple Android 5.0+ app that allows you to control media, ringer, alarm and in-call volume, and switch between ringer modes within the floating interface.

Features:
* Themes: Default, Dark and Custom - choose between a range of predefined colors
* Save last position of floating interface (head and volume interface positions are independent)
* Start/stop service directly from quick settings tile
* Volume control interface can be movable or fixed in centre
* Show and hide dialog controls
* Choose between 3 different dialog styles
* Change icon opacity

More stuff to come, bug reports and feature requests welcome!

Website: https://myczkowskiadam.github.io/FloatingVolume/

Forum discussion: https://forum.xda-developers.com/android/apps-games/app-floating-volume-1-0-2-beta-t3780706