1Publisher: Windows PC client program and/or features only; cannot be used across devices.
Plans that do not include the desktop version of Office work with the latest version of Office, Office 2010, Office 2007 (with slightly limited functionality), Office 2011 for Mac, and Office 2008 for Mac. This does not include Exchange Online Kiosk or Office 365 Enterprise K1.
2The type of Office 365 subscription plan you have determines the availability of some mobile apps and what you can do on them.
3For subscriptions that do not include full, installed Office applications: Users can connect the following versions of Outlook to their business-class email, so they can use the rich client application they already know: the latest version of Outlook, Outlook 2010, Outlook 2007 (with slightly limited functionality), Outlook 2011 for Mac, and Outlook 2008 for Mac. This does not include Exchange Online Kiosk or Office 365 Enterprise K1.
4The Skype for Business app included with Office 365 Enterprise E1 does not include PSTN capabilities available in the version included with Office 365 Enterprise E3.
Skype for Business is not yet available for Mac. Lync for Mac 2011 is the latest version. Lync for Mac is compatible with Skype for Business Server and Skype for Business Online.
5This feature will start rolling out to Office 365 First Release customers in November 2014 and will complete rollout in early 2015 for all qualified customers worldwide.
6This feature will start rolling out to Office 365 plans in September 2014 and will be completed by early 2015 for all plans.