Line was originally developed as a mobile application for Android and iOS smartphones. The service has since expanded to BlackBerry (August 2012),[5] Nokia Asha (Asia and Oceania, March 2013),[6][7] Windows Phone (July 2013),[8] Firefox OS (February 2014)[9] and iOS tablets (October 2014). The application also exists in versions for laptop and desktop computers using the Microsoft Windows and Mac OS platforms.