How to connect Slack to Outlook


Radu Tyrsina
by Radu Tyrsina
Founder & Editor-in-Chief
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Slack outlook

Those of you that work in a corporate environment are probably familiar with Slack. For those of you that aren’t Slack is a cloud-based proprietary instant messaging platform that allows specialized communication in work environments.

Another neat tool that is common in work environments is Microsoft Outlook. This is a personal information manager from Microsoft, although most of you use it for the email component.

Given how the two programs can be very useful in work environments, it is only natural to ask yourself whether you can connect the two services together.

There are several methods through which you can connect the functionalities of the two apps. We’ve compiled a list of the best ways to do so.

How can I connect my Slack and Outlook accounts?

1. The Microsoft Outlook email add-in for SlackSlack Outlook

You can use the Outlook add-in for Slack to send emails to Slack channels and direct messages straight from your inbox.

  1. Go to the Slack for Outlook page in Microsoft AppSource
  2. Select Get it now
  3. Follow the instructions
  4. Open the Outlook desktop app
  5. Click on the Slack icon
    • It should be in your toolbar
  6. Select Connect to Slack
  7. Click Authorize when it appears

Not a big fan of Slack? Why not try some other similar alternatives!


2. The Microsoft Outlook Calendar for SlackOutlook calendar

You can use the Microsoft Outlook Calendar app for Slack to benefit from several Office 365 features from within Slack.

For example, you can:

  • Automatically update your Slack status based on your calendar
  • Respond to event notifications
  • Get updates when event details change.
  • Join a Skype, Zoom, or Webex video call using an event reminder

Follow these steps to install the app:

  1. Go to the Microsoft Outlook Calendar app for Slack page in Microsoft AppSource
  2. Select Get it now
  3. Follow the instructions
  4. Open the Open Outlook Calendar app in Slack
  5. Open Outlook Calendar
  6. Go to the Home tab
  7. Click Connect an account
  8. Go back to the Outlook Calendar app in Slack
  9. Go to the Messages tab
  10. Click Use This Calendar

3. Slack for Outlook

Conversely, you can use an add-in for Outlook that will connect it to Slack, which is available in the Microsoft AppSource.

The add-in can be installed like any other Microsoft Outlook add-in, and the Slack functionalities become available whenever you write a new email.

All you need to do is open an email and click on the slack icon on the right-hand side of your inbox.

You then have to choose the channel or person you’d like to forward the email to inside of Slack.

Final thoughts

Given what these add-ins and apps are capable of, you can now combine the instant messaging capabilities of Slack with the personal information management tools of Microsoft Outlook.

These are the main ways you can connect Slack and Outlook together, and it couldn’t seem to get any better than this.

Do you think connecting Slack and Outlook can be useful? Let us know in the comment section below.

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