Few mobile operating system you may not be knowing:Sailfish OS ,Tizen (Linux Foundation) ,Firefox OS (Mozilla Foundation), Ubuntu Touch OS
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
Few mobile operating system you may not be knowing:Sailfish OS ,Tizen (Linux Foundation) ,Firefox OS (Mozilla Foundation), Ubuntu Touch OS