Office 2019 is only available for Windows 10 and the three most recent versions of iOS for Mac computers (opens in new tab). Microsoft 365 can be run on Windows operating systems dating back to Windows 7, although Microsoft is planning to pull support for that OS in 2023. However, that may change going forward as Microsoft 365 users receive automatic updates and Office 2019 stays the same.įor businesses, one of the most important factors in deciding between Microsoft 365 and Office 2019 may be what operating system your organization is currently running. For now, the desktop apps are essentially the same across the two services. If you’re using the desktop versions of Microsoft’s Office apps, there should be no notable difference in performance between Office 2019 and Microsoft 365. Microsoft 365 includes virtually every app Microsoft has developed, including newer ones like Microsoft Teams (opens in new tab), Editor, and Money in Excel. Office 2019 only includes essentials like Word, Excel, Powerpoint, Access (opens in new tab), OneNote (opens in new tab), and Skype (opens in new tab). It’s also important to keep in mind that Office 2019 doesn’t include all of Microsoft’s office software.

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