There are two things that make that different: 1. You can turn off Location History if you want. (It should perhaps not be turned on by default, but the optio

There are two things that make that different: 1. You can turn off Location History if you want. (It should perhaps not be turned on by default, but the option to turn it off is there, at least.) 2. The data that is collected by Android devices is private—Google isn't actually making it available to "anyone who asks". In that regard it's a personal aid akin to your browser history and rather unlike your profile on social networking sites like GitHub—who only (frighteningly recently) just began to allow you to change your privacy settings to prevent them from publishing a public index of your activity across their site.