You can get a Microsoft Office 2021 lifetime license for Windows on sale for $39.97 right now (reg. $219.99). This is the newest version of Office that is available as a one-time download, and it includes Word, Excel, PowerPoint, OneNote, Outlook, Teams, Publisher, and Access. The download link and software activation key is valid for one PC with a minimum of Windows 10 or 11, 1GB of RAM, and 4GB of hard disk space, you can use the app suite for the life of your computer.
You can get a Microsoft Office 2021 lifetime license for Windows on sale for $39.97 right now through October 27 at 11:59 p.m. PT (reg. $219.99), though prices can change at any time.