This app is totally free.It's released on 2016.
It increases GPS efficiency on some devices
It works with all GPS launcher (menu Settings, widget...).
In action to 'GPS Opt' it is cellophane for user. It works with all GPS launcher (menu Settings, widget...).
Automatically accessible at buzz startup.
It may become anachronistic one day if affair is adapted by a architect update.
Still worry about the size of the installation package? This top Business app is just 7.4M. This is a subversion of the traditional app.