High Quality Content by WIKIPEDIA articles! Microsoft Office 2013 (formerly Office 15) is the latest version of the Microsoft Office productivity suite for Microsoft Windows and the successor to Microsoft Office 2010. Office 2013 includes extended file format support, user interface updates, and support for touch. Office 2013 is suitable for IA-32 and x64 systems and requires Windows 7, Windows Server 2008 R2 or later version of either.A Windows RT version of Office 2013 is available as well.