Android Doze is an unsung hero, saving your battery when you’re not using your phone. Third-party apps like Greenify, ForceDoze and Naptime can squeeze even more juice out of your phone, but they can do a whole lot more if you tweak them.
Windows/Mac/Linux: Google’s ADB and fastboot are incredibly powerful command line tools for customising your Android phone. Up until now, these tiny tools have been bundled in the gigantic Android SDK, but Google will finally let you download these tools on their own.
Windows/Android: ADB and fastboot are two immensely powerful tools. If you’re new to using them, or just want to simplify the process a bit, Universal ADB Helper can make certain tasks a snap.