Productivity apps
Desktop, web and mobile apps
Licence AtlasUK editionOffice 365
Office 365 E3
Full enterprise productivity suite
Best for: Enterprises needing desktop apps and core compliance
Last checked5 October 2026
Last factual change20 August 2026
Primary sourceOpen Microsoft page ↗Price and headline entitlements were verified against the linked official Microsoft source.
Entitlement status
What the licence includes
Each capability is labelled so included rights and additional requirements are clear.
Exchange Plan 2 · 100 GB mailbox
Teams
Chat, meetings and collaboration
Cloud storage
1–5+ TB OneDrive per user
Identity & devices
Core identity; no Intune or Windows Enterprise
Security & compliance
Defender for Office 365 P1, DLP, Audit Standard, eDiscovery Standard
AI & analytics
Copilot Chat; full Copilot optional
Service-level detail
Included services
These service records explain the principal capabilities and important limits represented in this licence.
Microsoft 365 apps for web and mobile
Browser and mobile versions of Word, Excel, PowerPoint, Outlook and OneNote for creating, editing and co-authoring files.
- Create and edit documents in a browser Source ↗
- Real-time co-authoring and comments Source ↗
- Mobile apps for iOS and Android Source ↗
- Automatic saving to OneDrive and SharePoint Source ↗
Microsoft 365 desktop applications
Installable, continually updated Microsoft 365 applications for Windows and macOS, with offline use and richer features.
- Desktop Word, Excel, PowerPoint, Outlook and OneNote Source ↗
- Access on PC where included; desktop Access is Windows-only Source ↗
- Offline working with later cloud sync Source ↗
- Install on multiple devices for each licensed user Source ↗
Exchange Online Plan 2
Enterprise email with larger mailboxes, auto-expanding archiving and hold capabilities for long-term information management.
- 100 GB user mailbox Source ↗
- Archive starts at 100 GB and can auto-expand up to 1.5 TB Source ↗
- Litigation hold and in-place hold capabilities Source ↗
- Manual retention policies, labels and tags Source ↗
SharePoint Online Plan 2
Enterprise SharePoint rights used by E3, E5 and E7 suites, with deeper enterprise search and compliance integration.
- Everything in SharePoint Plan 1 Source ↗
- Enterprise content management and search scenarios Source ↗
- Deeper Purview retention, records and eDiscovery integration when licensed Source ↗
- Advanced developer and forms capabilities where still supported Source ↗
OneDrive for Business — enterprise
Enterprise OneDrive with 1 TB by default and eligible expansion to 5 TB per licensed user.
- 1 TB personal storage provisioned by default Source ↗
- Eligible administrators can increase storage to 5 TB Source ↗
- Sync, external sharing, version history and Files On-Demand Source ↗
- Purview retention, DLP and eDiscovery integration when included Source ↗
Microsoft Teams
Work chat, channels, meetings, webinars, calling between Teams users and integrated file collaboration.
- One-to-one and group chat Source ↗
- Teams and channels Source ↗
- Online meetings, recording and transcription features Source ↗
- Screen sharing, whiteboard and breakout rooms Source ↗
Microsoft Entra ID core identity
Cloud directory, user and group management, single sign-on and baseline multifactor authentication controls.
- Cloud identities and groups Source ↗
- Single sign-on to Microsoft 365 and integrated apps Source ↗
- Security defaults and baseline MFA Source ↗
- Self-service password change Source ↗
Microsoft Defender for Office 365 Plan 1
Protection for email and collaboration workloads against phishing, zero-day malware and business email compromise.
- Everything in built-in Exchange Online protection Source ↗
- Safe Links time-of-click URL checking Source ↗
- Safe Attachments sandboxing Source ↗
- Anti-phishing and impersonation protection Source ↗
Microsoft Purview — E3 capabilities
Core data loss prevention, retention, information protection, standard audit and eDiscovery for enterprise users.
- Sensitivity labels and manual information protection Source ↗
- Data Loss Prevention for Exchange, SharePoint and OneDrive Source ↗
- Retention policies and labels Source ↗
- Records and content search foundations Source ↗
Power Apps and Power Automate for Microsoft 365
Low-code applications and workflow automation using Microsoft 365 data and standard connectors.
- Build canvas apps with standard connectors Source ↗
- Automate approvals, notifications and file processes Source ↗
- Connect to SharePoint, Teams, Outlook and other Microsoft 365 services Source ↗
- Use Power Apps and Power Automate inside Teams Source ↗
Microsoft 365 Copilot Chat
Secure, web-grounded AI chat for eligible Microsoft 365 users, without full work-grounding across organisational content.
- Web-grounded chat with enterprise data protection Source ↗
- Drafting, summarisation and analysis Source ↗
- File upload for supported ad-hoc tasks Source ↗
- Use of agents where enabled Source ↗
Applications
Included experiences
WordExcelPowerPointOutlookOneNoteAccess (PC only)ExchangeTeamsOneDriveSharePointLoopClipchampPlannerFormsListsTo DoBookingsSwayStreamViva EngagePower AppsPower Automate
Pricing caveat
These prices are provided by Microsoft and might not be the price you pay if you have a reseller. For accurate pricing, please speak with your appropriate reseller.