Microsoft 365

Fully Installed Outlook 2016

Not available @ Rackspace / AppRiver / Microsoft

Large mailboxes

Each user gets up to 100 GB of mailbox storage and can send messages up to 150 MB in size.

In-Place Archive

Increased online mailbox storage you can access via Outlook or Webmail.

Shared Mailbox

Allow a group of users to view and send e-mail from a common mailbox.

Resource Mailbox

Resource mailboxes are for physical locations or equipment, like conference rooms or a video-conferencing device.

Public folder Mailbox

Public folder mailboxes contain the hierarchy information as well as the content for public folders.

Group Mailbox

Additional collaboration apps and resources such as a SharePoint team site, OneNote notebook, Planner, and Teams.

Outlook Support

Users can connect supported versions of Outlook to Exchange Online, so they can use the rich client application they already know.

Web-based access

For web-client access, Outlook on the web provides a premium browser-based experience that matches the look and feel of the full Outlook client.

Outlook App

Get more done on your phone and tablet with the Outlook App for iOS and Android.

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.

Document Collaboration

Save attachments directly to OneDrive for Business with just one click and share the link to the file—right from Outlook on the web.

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.

Share 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.

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 on the web.

Security

Every mailbox is protected with premier anti-malware and anti-spam protection via Exchange Online Protection.

In-Place Archive

Keep your inbox clean by automatically moving old messages to an In-place Archive.

In-Place Hold

Use In-Place Hold to preserve deleted and edited mailbox items from users’ primary mailboxes and In-Place Archives.

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).

Hosted voicemail

Take advantage of hosted Unified Messaging services that provide call answering, a dial-in user interface, and company automated attendant capabilities.

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.

Email Encryption & Content Protection

Add Azure Information Protection (AIP) to any plan to get advanced message encryption and content filtering.

Email Archiving

Add Archiving to your Office 365 plan and get unlimited email storage and retention.

Advanced Threat Protection

Add Office 365 Advanced Threat Protection for expanded security capabilities such as safe links, safe attachments, spoof intelligence, and advanced anti-phishing capabilities.