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 &FeaturesMicrosoft 365 Business BasicMicrosoft 365 Business StandardMicrosoft Business PremiumMicrosoft 365 Apps for Business
Prices (SGD before GST)$109$219$379$149
Maximum number of users300300300300
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 Conferencing8Available as add-onAvailable as add-onAvailable 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 BusinessAvailable as add-onAvailable as add-on
Microsoft acts as a processor for dataUnder Domain Account Sign-UpUnder Domain Account Sign-Up
Microsoft acts as a controller for dataUnder Simplified Sign-UpUnder 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