| Exchange Online Plans | Exchange Online Plan 1 | Exchange Online Plan 2 | 
  |  | $4.00 user/mo. Based on annual payment
 Renews at $4.60 user/month
 | $8.00 user/mo. Based on annual payment
 Renews at $9.20 user/month
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  | Risk-free trial | 2 days | 2 days | 
  | Large mailboxes Each user gets 50 GB of mailbox storage and can send messages up to 150 MB in size.
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  | Outlook support Users can connect supported versions of Outlook to Exchange Online, so they can use the rich client application they already know.
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  | Web-based access For web-client access, Outlook Web App provides a premium browser-based experience that matches the look and feel of the full Outlook client.
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  | Outlook app Get more done on your phone and tablet with the Outlook app for iOS and Android—and soon in Windows 10.
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  | Inbox management Stay focused on the most important messages with Clutter, which applies machine learning to clean up your inbox and set up rules that match the way you work.
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  | Document collaboration Save attachments directly to OneDrive for Business with just one click and share the link to the file—right from Outlook Web App.
 Included
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  | Groups Simplify collaboration with Office 365 Groups, which lets teams self-organize, work together across tools and devices, and build upon the expertise of others.
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  | Shared calendar and contacts Compare calendars to schedule meetings and access collaboration features, including shared calendars, groups, the global address list, external contacts, tasks, conference rooms, and delegation capabilities.
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  | Third-party apps for Outlook Spend less time switching between apps with an extension model that allows third-party web applications easy plug-in access for both Outlook and Outlook Web App.
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  | Security Every mailbox is protected with premier anti-malware and anti-spam protection via Exchange Online Protection.
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  | In-Place Archive Keep your inbox clean by automatically moving old messages to an In-Place Archive.
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  | In-Place Hold Use In-Place Hold to preserve deleted and edited mailbox items from users’ primary mailboxes and In-Place Archives.
 | NA |  | 
  | Unlimited storage Take advantage of unlimited storage (50 GB of storage in the user’s primary mailbox, plus unlimited storage in the user’s In-Place Archive).
 | NA |  | 
  | Hosted voicemail Take advantage of hosted Unified Messaging services that provide call answering, a dial-in user interface, and company automated attendant capabilities.
 | NA |  | 
  | Data loss prevention (DLP) Control sensitive business data with built-in DLP policies based on regulatory standards such as PII and PCI, which help to identify, monitor, and protect sensitive data through deep content analysis.
 | NA |  | 
  |  | $4.00 user/mo. Based on annual payment
 Renews at $4.60 user/month
 | $8.00 user/mo. Based on annual payment
 Renews at $9.20 user/month
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