Microsoft 365 is a cloud-based subscription service provided by Microsoft that includes access to a suite of productivity and collaboration tools, including Microsoft Word, Excel, PowerPoint, Outlook, OneNote, Publisher, Access, and Teams.
Microsoft 365 also provides additional features such as cloud storage through OneDrive, advanced security and compliance capabilities, device management, and other business applications like Microsoft Bookings, Microsoft Forms, and Microsoft Planner.
There are various subscription plans available for Microsoft 365, including plans for personal use, small and medium-sized businesses, and enterprise organizations. The service is available on a monthly or annual subscription basis and can be accessed through a web browser or via desktop and mobile applications.
| Functionalities &Features | Microsoft 365 Business Basic | Microsoft 365 Business Standard | Microsoft Business Premium | Microsoft 365 Apps for Business |
| Prices (SGD before GST) | $109 | $219 | $379 | $149 |
| Maximum number of users | 300 | 300 | 300 | 300 |
| Desktop Apps | ||||
| Fully installed and always up-to-date versions of Outlook, Word, Excel, PowerPoint, OneNote for Windows or Mac (plus Access and Publisher for PC only) | ✗ | ✓ | ✓ | ✓ |
| Each user can install the Microsoft 365 apps on up to 5 PCs or Macs | ✗ | ✓ | ✓ | ✓ |
| Web and mobile versions of Microsoft 365 apps | ||||
| Web versions of Word, Excel, PowerPoint, and OneNote | ✓ with outlook | ✓ with outlook | ✓ with outlook | ✓ |
| Always up-to-date versions of Word, Excel, PowerPoint, and OneNote for iOS and Android on up to 5 mobile devices and 5 tablets | ✓ with outlook | ✓ with outlook | ✓ with outlook | ✓ |
| Real-time coauthoring so multiple users can work in the same document, simultaneously | ✓ | ✓ | ✓ | ✓ |
| Email and calendaring | ||||
| Email hosting with 50 GB mailbox | ✓ | ✓ | ✓ | ✗ |
| Use your own custom domain name (for example, yourname@yourcompany.com) | ✓ | ✓ | ✓ | ✗ |
| Business-class email on mobile devices, tablets, desktops, and the web with Exchange | ✓ | ✓ | ✓ | ✗ |
| Manage your calendar, share available meeting times, schedule meetings, and get reminders | ✓ | ✓ | ✓ | ✗ |
| Schedule meetings and respond to invitations with ease using shared calendars | ✓ | ✓ | ✓ | ✗ |
| Set up new user emails, restore deleted accounts, create custom scripts, and more from anywhere | ✓ | ✓ | ✓ | ✗ |
| Enable large cloud archive and long-term preservation policies with Exchange Online Archiving | ✗ | ✗ | ✓ | ✗ |
| Teamwork and communication | ||||
| Host online meetings and video calls for up to 300 people with Microsoft Teams5 | ✓ | ✓ | ✗ | ✗ |
| Chat with your team from your desktop or on the go with Microsoft Teams | ✓ | ✓ | ✗ | ✗ |
| Bring together all your team’s chats, meetings, files, and apps so you can easily connect and collaborate from one place with Microsoft Teams | ✓ | ✓ | ✗ | ✗ |
| Create team sites to share information, content, and files throughout your intranet using SharePoint | ✓ | ✓ | ✗ | ✗ |
| Join meetings on the go with a dial-in number using Audio Conferencing8 | Available as add-on | Available as add-on | Available as add-on | ✗ |
| Host webinars that include attendee registration pages, email confirmations, and reporting | ✗ | ✓ | ✓ | ✗ |
| File storage and sharing | ||||
| Store and share files with 1 TB of OneDrive cloud storage per user | ✓ | ✓ | ✓ | ✓ |
| Work on a file and save it directly to OneDrive or SharePoint; your changes are updated across your synced devices | ✓ | ✓ | ✓ | ✓ (OneDrive only) |
| Share files with external contacts by providing access or guest links | ✓ | ✓ | ✓ | ✓ |
| Securely share documents and send emails so only those with the right permissions can access the information | ✓ | ✓ | ✓ | ✓ |
| Access and sync files on PC or Mac and mobile devices | ✓ | ✓ | ✓ | ✓ |
| Security and compliance | ||||
| Protect your email against spam, malware, and known threats with Exchange Online Protection | ✓ | ✓ | ✓ | ✗ |
| Meets key international, regional, and industry-specific standards and terms, with more than 1,000 security and privacy controls | ✓ | ✓ | ✓ | ✓ |
| Control who and when someone has access to your business information with security groups and custom permissions | ✓ | ✓ | ✓ | ✓ |
| Create password policies that require users to reset their passwords after a specified number of days. | ✓ | ✓ | ✓ | ✓ |
| Defender for Business | Available as add-on | Available as add-on | ✓ | ✗ |
| Microsoft acts as a processor for data | ✓ | Under Domain Account Sign-Up | ✓ | Under Domain Account Sign-Up |
| Microsoft acts as a controller for data | ✗ | Under Simplified Sign-Up | ✗ | Under Simplified Sign-Up |
| Advanced threat protection | ||||
| Get enterprise-grade endpoint security across your devices to protect against ransomware and other cyberthreats | ✗ | ✗ | ✓ | ✗ |
| Help protect against sophisticated threats hidden in email attachments and links, and get cutting-edge defenses against phishing attacks with Defender for Office 365 | ✗ | ✗ | ✓ | ✗ |
| Restrict the copying or saving of company information to unauthorized apps and locations with app protection for Microsoft 365 mobile apps | ✗ | ✗ | ✓ | ✗ |
| Control who has access to company information by applying restrictions like do not copy and do not forward with Information Rights Management | ✗ | ✗ | ✓ | ✗ |
| Apply policies that provide pre-breach threat resistance in Windows 11 and Windows 10 with attack surface reduction and exploit protection capabilities | ✗ | ✗ | ✓ | ✗ |
| Help employees securely access business apps wherever they work with conditional access, while helping prevent unauthorized access | ✗ | ✗ | ✓ | ✗ |
| PC and mobile device management | ||||
| Configure security features and settings on Windows 11 and Windows 10 PCs and mobile devices running iOS or Android® with an easy-to-use setup wizard7 | ✗ | ✗ | ✓ | ✗ |
| Use simplified controls to manage policies applied to Windows 11 and Windows 10 PCs | ✗ | ✗ | ✓ | ✗ |
| Automatically deploy the Microsoft 365 apps to Windows 11 and Windows 10 PCs | ✗ | ✗ | ✓ | ✗ |
| Configure your PCs to automatically install Microsoft 365, Windows 11, and Windows 10 updates | ✗ | ✗ | ✓ | ✗ |
| Apply security policies to protect business data on all your devices, including iOS, Android®, and Windows PCs with mobile device management from Intune7 | ✗ | ✗ | ✓ | ✗ |
| Remotely wipe company data from lost or stolen devices with selective wipe from Intune | ✗ | ✗ | ✓ | ✗ |