Office 365 is a subscription service that ensures you always have the most up-to-date modern productivity tools from Microsoft. There are Office 365 plans for home and personal use and many more.
Office 2019 is sold as a one-time purchase, which means you pay a single, up-front cost to get Office apps for one computer. No updates on features but only security updates.
One-time purchase (Example: Office Home & Student 2019) |
Office 365 subscription (Example: Office 365 Home*) |
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Cost | Pay a single, one-time cost | Pay a small monthly fee, or save by paying for a full year | ||
Office applications |
YES |
Get Office 2019 apps like Excel, Word, and PowerPoint. |
YES |
Get the latest version of Office apps like Excel, Word, PowerPoint, and Outlook. Always latest features, new tools, security updates, and bug fixes. |
Feature updates | NO | Only Security updates, Not any new features. No Upgrades to major releases |
YES |
The Office will always be improving. Get all the latest features and updates, as well as security updates and bug fixes. |
Install Office on more than one computer (Mac or PC) | NO | One-time purchases can be installed once on either a PC or Mac. |
YES |
With Office 365 Home, you can install Office 365 on all your devices and sign in to six at the same time―that means you can use Office no matter where you are or what device you’re on. This includes PCs, Macs, tablets, and phones. You can also share your subscription with up to six other people. (limit increase active from 2nd Oct 2018 link- here) |
Advanced features on tablets and phones | NO | No Mobile app support |
YES |
Install the mobile apps for free and sign in to Office apps on your device. |
Extra online storage | NO | Not included. |
YES |
Securely store your files in the cloud and access them from anywhere. Get 1 TB of OneDrive cloud storage per user, for up to 6 users including yourself. (Office 365 Home). |
Technical support is included | NO | Initial technical support for installing only. |
YES |
Contact throughout subscription at no extra cost for help with technical issues, or for subscription and billing support. |
Skype Bonus | NO | Not included |
YES |
Every month, each user on your Office 365 plan will get up to 60 minutes to place phone calls to landlines and mobile phones around the world. Here’s the full list of eligible countries you can call. |
* This Office 365 subscription is for home or personal use only.
Starting October 2, 2018, subscribers can install Office on an unlimited number of devices—and be signed into their accounts on up to five of those devices at the same time.
Starting October 2, 2018, increasing the number of licenses in a Home subscription from 5 to 6. That’s right: adding an additional person to the subscription with no change in price. To be clear, that’s 6 people with their own license and 1 TB of OneDrive cloud storage each
Now that you can now manage your Office 365 subscription directly on the Microsoft Account portal. —the single place to manage all your Microsoft subscriptions, redeem your Microsoft Rewards, and access other Microsoft benefits.
The official announcement can be read here