Office 2021 Pro Plus overview IMPORTANT: This version of Office Professional Plus 2021 is not for Mac. Click here for the version of Office Mac .  Office Professional Plus 2021 offers a cost-effective solution for users needing Microsoft apps on a single PC, either at home or at work, without recurring subscription costs. As a one-time purchase, this license does not expire and does not require ongoing fees, unlike Microsoft 365. You only pay again if you choose to upgrade to a future major release. Office 2021 is a product for families and small businesses who want classic Office apps and email installed on one PC for use at home or work. Office 2021 Professional Plus includes the following applications: Word: For word processing and document creation. Excel: For spreadsheet creation, data analysis, and visualization. PowerPoint: For creating presentations with slides, graphics, and multimedia. Outlook: For managing email, calendars, contacts, and tasks. Access: For building and manag