If you are an IT admin or manager exploring ways to migrate Slack to Teams, you are in the right place! CloudFuze helps companies around the world migrate from Slack to Teams quickly and securely.

1. Introduction

CloudFuze’s Slack to Teams migration tool is designed to automate the entire chat migration process, getting rid of rudimentary methods and ultimately saving time and money.

With CloudFuze by your side, you don’t just migrate Slack channels but also direct messages (DMs), conversations, Workspaces, users, files, emojis, timestamps, and more. 

CloudFuze is one of the very few comprehensive Slack to Microsoft Teams migration solutions on the market. 

In this article, we shared more details about Slack migration and how to achieve it using CloudFuze. 

Please contact our migration team for a demo or price quote.

If you don’t have time to read this article, you can check this video that shows CloudFuze Slack to Teams migration platform in action.

3. Major Migration Challenges

It’s no easy task to carry out Slack to Teams migration for your business. Finding a Slack to Teams migration tool that transfers every single piece of data, i.e., direct messages, public and private channel conversations including users, chat, emojis, timestamps, and @mentions, is the biggest challenge for IT Admins today to switch their business collaboration platform from Slack to Teams.

If your Slack data is too huge to import into Microsoft Teams, the chances are more to lose the data. So, you’ll need to use alternative solutions. Also, Microsoft Teams doesn’t support importing direct messages. Besides, several other Slack features such as users, files, emojis, timestamps, etc., can’t be transferred using manual methods. So, a flawless and complete Slack to Teams migration surely needs a migration service.

CloudFuze Slack to Teams migration tool transfers all the existing data on your Slack workspace to Teams securely and swiftly. Its new direct messages migration feature lets team admins effortlessly migrate both their team and their direct messages conversation history from Slack to Teams, making the Slack to Teams migration challenges easier.

If you wonder how CloudFuze migrates Slack direct messages, read the article on direct messages migration from Slack to Teams. For more details on how to migrate your business data from Slack to Teams or to start the migration, contact CloudFuze’s migration experts.

4. CloudFuze’s Slack to Teams Migration Tool

CloudFuze is a cloud data migration engine that transfers files between 40 leading cloud storage services. In addition to that, the platform also supports chats migration. It is one of the very few Slack to Microsoft Teams tools available on the market. 

The information below discusses Slack to Microsoft Teams migration on a deeper level. We also included a few steps that show how to migrate from Slack to Teams with CloudFuze.

5. Our Platform Features

CloudFuze migrates Slack channels and converts them into relevant Teams. The platform can migrate both public and private Slack channels to Microsoft Teams.

Besides, the tool can also migrate groups. Groups and group messages will be migrated to the chat section of the Microsoft Teams. One-to-one messages between users will also be migrated.

CloudFuze also supports timestamp migration for public and private channel history. It also migrates chats, emojis, and @ mentions.

Users in Slack are mapped to relevant user accounts in Microsoft Teams and their direct messages and files are migrated.

Migration Features:

  • One-time migration
  • Public channels migration
  • Private channels migration
  • Admin groups migration
  • Admin one-to-one chats migration
  • User groups migration
  • User one-to-one chats migration

Platform Features:

  • RESTful API platform
  • Cloud-native architecture
  • OAuth-based Slack/Microsoft 365 accounts authentication US-based SOC 1 and SOC 2 certified data centers
  • SaaS servers (ideal for small migrations), dedicated instances (for large migrations), and deployable in a customer’s cloud or data center (ideal for enterprises, universities, and government agencies)

6. Security

CloudFuze’s Slack to Migration platform is highly secure and trusted by some of the biggest enterprises in the world and government agencies in the United States. 

CloudFuze migrates Slack content such as Workspaces, channels, users, direct messages, etc. via API calls. Your data is secure and no one including CloudFuze employees will not have access to your data.

Read more about CloudFuze security.

7. Benefits for Companies and IT Admins

Without a tool like CloudFuze, the maximum you can migrate from Slack to Teams channels. CloudFuze enables IT admins to migrate everything except apps from Slack to Microsoft  Teams.

The following are the benefits IT admins and companies can have when using CloudFuze for migration.

  • Migrate almost everything in your company’s Slack account to Microsoft Teams
  • Accelerate Microsoft Teams adaption
  • Save costs that otherwise would be spent on Slack subscription
  • Save your and your IT team’s time and allow them to focus on priorities, not migration
  • End-to-end data security and protection

8. CloudFuze vs. Competitor Migration Tools

Features CloudFuze Competitors
Direct Messages (DM) Migration Yes No
Emojis Migration Yes No
Files Migration Yes No
Migrate Workspace as Team Yes No
Migrate Channels as Team Yes Yes
Conversations Migration Yes No
Migrate Admins as owners Yes Yes
Migrate Members as Members Yes Yes
Migration of users in private channels Yes No
Delta sync for channels Yes No
Migrating all the emoji’s, files, mentions(of a user) in chats from Slack to MS Teams Yes No
Preserving the original timestamps of Direct Messages(DMs) from Slack to MS Teams post-migration Yes No
Preserving the original timestamps of files from Slack to MS Teams post-migration Yes No

9. What Will Be Migrated

CloudFuze migrates Slack public and private channels as Teams in Microsoft Teams. One-to-one messages and group messages in Slack will be migrated as chats in Microsoft Teams. 

CloudFuze migrates Slack channels and converts them into relevant Teams. The platform can migrate both public and private Slack channels to Microsoft Teams. 

Besides, the tool can also migrate groups. Groups and group messages will be migrated to the chat section of the Microsoft Teams. One-to-one messages between users will also be migrated. 

CloudFuze also supports timestamp migration for public and private channel history. It also migrates chats, emojis, and @ mentions. 

Users in Slack are mapped to relevant user accounts in Microsoft Teams and their direct messages and files are migrated.

The following table shows how CloudFuze migrates different Slack features to Microsoft Teams.

Slack Microsoft Teams
Public Channels Teams
Private Channels Teams
Direct Messages One-on-One Chats
Group Direct Messages Group Chats

10. How to Migrate from Slack to Microsoft Teams

These steps show how CloudFuze migrates Slack channels, direct messages, users, files, and other features to Microsoft Teams. The following are the prerequisites for migration.

  • Slack admin login credentials
  • Microsoft 365 (Office 365) admin login credentials
  • A CloudFuze account

Please contact our migration team for a quote or to request a trial.

1. Create a CloudFuze Account

Go to webapp.cloudfuze.com and create a CloudFuze account. CloudFuze offers a limited 30-day trial account for users who want to test the service.
IT administrators can reach out to our migration team for a live demo or quote.
Create a CloudFuze Account

2. Add Your Slack Account to Cloudfuze

Locate the Slack logo in the business clouds list and click on it. A popup will appear where you need to enter Slack account details.
Add Your Slack Account to CloudFuze

3. Enter Slack Login Credentials

Enter your company’s Slack login details and click on the Sign-in button.
Enter Slack credentials

4. Provide Access to CloudFuze

Click on the Allow button to provide access to CloudFuze.
Provide Slack access to CloudFuze

5. Add Microsoft Teams to CloudFuze

Click on the Microsoft Teams logo that you can see in the business clouds list.
Add microsoft team to CloudFuze

6. Authorize Microsoft Teams

Click on the Accept button to complete the authorization process.
Authorize Teams for CloudFuze

7. Verify Whether Slacks and Teams Are Added

Click on the Clouds tab and go to the Manage Clouds tab. If successfully added, both Microsoft Teams and Slack accounts will be displayed there.
Slack to Teams Clouds added Under Manage clouds

8. Click on the Slack Migration Tab

Click on the Slack migration tab in the navigational menu on the left and click on it.
Click on Slack Teams Migration

9. Select Source and Destination

Since it is a Slack to Microsoft Teams migration, we need to select Slack as a source and Microsoft Teams as the target/destination. Pay attention to what you are choosing as a source and destination. The wrong choice will end up migrating Team’s content (if any) to Slack.
Click Slack as source and Teams as Destination

10. Select Users to Migrate

CloudFuze’s Slack to Microsoft Teams migration solution maps users automatically based on their email aliases. IT admins can still migrate users’ chats, channels, and workspaces to Teams irrespective of the auto-map list.
Select Users from slack to teams

11. Select Workspaces

CloudFuze pulls and displays the list of all workspaces in your Slack account. Click on the Channels tab next to Users to view all of them.
Check the Private Workspaces.
Now, click on the Private option to view all the Private workspaces in your Slack account.
Select Channels under Maps and Mirgation

12. Slack to Microsoft Teams Migration Is in Process

Go to Reports and check for the status of the migration. During the chat migration process, the status will be displayed as In Progress.
Slack to Teams In Progress

13. Migration Has Been Completed Successfully

Once the migration is completed, the status will be changed to Processed from In Progress.
Slack to teams Processed

14. Select Direct Messages

As of now, CloudFuze can migrate direct messages, emojis, and files. The platform doesn’t support the migration of replies and reactions.
Click Direct Messages for Slack to Teams

15. Messages Are Being Migrated

By clicking on the Next button,  direct messages will migrate from Slack to Teams.
Slack to Teams In Progress

16. All the Direct Messages Have Been Migrated

When all the DMs are migrated, CloudFuze displays the status as Processed. Users can log into their Microsoft Teams accounts to validate whether all messages are properly migrated.
Slack to Teams Processed

11. Slack to Teams Migration FAQs

1. How Much Does It Cost to Migrate from Slack to Teams?

The pricing depends on several factors including the number of users in the Slack account, size of files to be migrated, and custom features, etc.

2. What is the speed of migration?

The speed of migration depends on the number of users, the size of the data,  and the number of messages that need to be migrated. The migration takes a few hours to a few days depending upon the users.

3. Does CloudFuze migrate direct messages?

Yes, CloudFuze does migrate direct messages between users. It’s one of the features that separate CloudFuze from other providers on the market.

4. Does CloudFuze migrate timestamps?

Yes, CloudFuze migrates timestamps of public/private channels and direct messages between users. Timestamps for groups can also be migrated.

5. Does CloudFuze migrate Slack files?

CloudFuze transfers Slack files to Microsoft Teams. The files from Slack will be migrated over to SharePoint. Remember, all Microsoft Teams files are stored in SharePoint.

6. How secure is it to migrate from Slack to Teams using CloudFuze?

CloudFuze is highly secure and has been trusted by some of the biggest companies in the world. Read more about CloudFuze security.

7. What Slack features does CloudFuze migrate?

CloudFuze migrates depends on several factors 

Slack channels (public and private), files, direct messages, group messages, and timestamps.

8. How to Check the number of users in a Slack account?

Log in to your Slack account. Please keep in mind that you must log in as admin to retrieve the user’s info. 

Go to Settings & Administration and click on the Workspace Settings option.

Slack Account For Manage Users

From the Administration menu, click on the Manage Members tab. All the user’s information will be displayed there.

Slack Manage Members

9. How to check file data metrics in a Slack account?

Slack primarily shows the data of the number of messages sent and the number of files. It doesn’t show the data size in GBs or TBs. 

To check the metrics, click on the Tools option from the main menu and click on Analytics. 

Slack Analytics

Click on the Messages Sent or Files Uploaded tabs two check concerned analytics.

Files uploaded to slack

10. How to contact CloudFuze?


You can chat with our migration team by clicking on the chat button on the bottom right corner of this page. Alternatively, you can send us an email.

11. Can you migrate data from Slack to Teams?

Yes, CloudFuze can migrate data from Slack to Teams. In addition to migrating Slack channels and direct messages, our tool can also transfer files from Slack to Microsoft Teams.

12. How to migrate direct messages from Slack to Teams?

Currently, there is no manual option or free slack to Teams migration tool that can migrate direct messages from Slack to Teams. CloudFuze is the only complete solution in the world that can migrate a lot of Slack features to Microsoft Teams

13. How secure is CloudFuze’s Slack to Teams migration platform?

CloudFuze is highly secure. The platform has been used by some of the world’s biggest enterprises and government agencies. Find out more about CloudFuze security.

14. What level of support does CloudFuze provide?

Each business migration at CloudFuze gets a dedicated migration team with a migration manager. CloudFuze is highly known in the industry for its managed migrations.

15. What are the prerequisites for Slack to Teams migration?

In order to migrate from Slack to Teams, you must be Slack admin or have Slack admin login credentials. You must also have admin access to the Microsoft 365 account.

Feel free to contact us for switching from Slack to Teams

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CloudFuze supports more than 40 cloud Migration services including Google Drive, Dropbox, Amazon, and Box etc.