All you need is to sign up for a Microsoft account with a new or existing email address. Is a free version of Microsoft 365 that you can use in a web browser. However, there are no upgrade options, which means if you plan to upgrade to the next major release, you'll have to buy it at full price. One-time purchases are available for both PCs and Macs. Is sold as a one-time purchase, which means you pay a single, up-front cost to get Microsoft 365 apps for one computer.
You decide what works best for you: Small business, Enterprise, School, or Non-profit. Most of the Microsoft 365 plans for business, schools, and non-profits include the fully installed desktop apps, but Microsoft also offers basic plans with the online versions of Microsoft 365, file storage, and email. See the Microsoft 365 Basic FAQ for more information. Note: Microsoft 365 Basic is a new subscription that includes 100GB of cloud storage, secure ad-free email, and Microsoft support.
