The thing is that it needs location services permanently. Of course, you can choose the option which doesn't locate that accurate but I guess it still drains battery significantly.
I rather do all the stuff manually. Turning off WiFi when leaving the house, only using Bluetooth when I'm in my car (audio stream) and so on
XDA Developers was founded by developers, for developers. It is now a valuable resource for people who want to make the most of their mobile devices, from customizing the look and feel to adding new functionality. Are you a developer?