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The following Office 365 plans are or will be available: What Office 365 editions are available, and what’s in each one? However, you can only run one version of Outlook at a time. You can run multiple versions of Word, Excel, and other document-based apps side by side. I was able to successfully run Office 2013 apps (including Outlook) alongside their Office 2010 and Office 2007 counterparts. Will Office 2013 coexist with earlier versions of Office? Office 365 is available in business, consumer, education, and government editions. Some Office 365 plans include Office 2013 If you subscribe to one of those plans you receive rights to use the Office 2013 programs as part of a subscription service that includes online storage, sharing, and syncing via Microsoft cloud services. Office 365 is Microsoft's brand for a variety of online services, including Microsoft Exchange email, SharePoint Online, and Lync Online.
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Office 2013 is the name of the traditional software package that includes individual desktop programs.
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What’s the difference between Office 365 and Office 2013?
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