The convergence computer-tablet describes the trend of the last years to converge technologically laptops and tablets. In 2012, Windows 8 was released, which included the Metro UI, a touch-sensitive UI framework for desktop applications. Microsoft has encouraged application developers to develop Metro versions of their applications. In 2011, Canonical announced Ubuntu Touch, an attempt to bring Ubuntu to mobile devices such as phones and tablets. He is still developing. In 2014, Google announced that by the end of 2014, Chrome OS would allow Android applications to run, which means Chromebooks and Chromeboxes would be able to access regular web applications, packaged Chrome OS apps, and Android apps. .