PC: Office 2013 versions of Word, Excel, PowerPoint, OneNote, Outlook, Publisher, and Access. Windows 7 or later required.
Mac: Office 2011 versions of Word, Excel, PowerPoint, and Outlook. Mac OS X 10.6 or higher required. OneNote for Mac is available as a separate download from the Mac App Store. Customers with an active subscription will be entitled to the newest versions when available.
Windows tablet: Office 2013 versions of Word, Excel, PowerPoint, OneNote, Outlook, Publisher, and Access. Windows 8 or higher required.
iOS: Office for iPad requires iOS 7.0 or higher, Office for iPhone can be installed on phones running iOS 6.0 or higher.
Android: Office for Android tablet can be installed on tablets that meet the following criteria: running Android KitKat 4.4 or Android Lollipop 5.x, have a minimum screen size of 7 inches, and have an ARM-based or Intel x86 processor.Office for Android phones can be installed on phones running OS 4.0 or higher.