Slack vs. Teams: Which is Best for Your Business?

In today’s dynamic business environment, chat-based collaboration software is essential. Two prominent platforms stand out: Slack and Microsoft Teams. With the rise of remote work, choosing the right collaboration tool is more crucial than ever. This post compares Slack and Teams across six key categories to help you decide which is best for your business.

Comparing Slack and Teams: Key Categories

1. Interface and Usability

Look and Feel:

Both Slack and Teams feature user-friendly interfaces with messaging at their core. Slack offers a more freeform and customizable experience, while Teams maintains a streamlined, corporate look.


Teams focuses on team-based navigation, whereas Slack emphasizes channels organized by projects or topics. Both have intuitive sidebars for easy access to key functions.

In-app Help:

Teams offers a well-organized Help section, while Slack's Slackbot provides quick, conversational assistance directly within the app.


Slack's search capabilities are robust, allowing for advanced search modifiers, while Teams also offers strong search functionality but with a slightly different approach.

Messaging and Chat:

Both platforms excel in messaging, with Teams offering more advanced text formatting options and Slack providing easy integration with third-party apps for additional functionalities.


Teams offers granular notification controls, while Slack excels with its Do Not Disturb settings and notification customization.

Top Takeaway:

Slack has a slight edge in customization and in-app help, while Teams shines in message formatting.

2. Integrations

Microsoft 365/Office 365 Integration:

Teams integrates seamlessly with Microsoft’s suite of applications, offering extensive capabilities for collaboration within the Microsoft ecosystem.

Google Workspace Integration:

Slack integrates better with Google apps, making it the preferred choice for organizations using Google Workspace.

Salesforce Integration:

Slack's integration with Salesforce is deep and continues to grow, making it a strong choice for Salesforce users.

Third-party App Integrations:

Slack supports over 2,400 third-party apps compared to Teams' 700, giving it an advantage in versatility.

Top Takeaway:

Slack is ideal for those seeking broad third-party integrations, while Teams is best for organizations embedded in the Microsoft ecosystem.

3. Additional Noteworthy Differences

Shared Channels:

Slack's shared channels allow seamless collaboration with external partners. Teams is working on a similar feature called Teams Connect.


Both platforms support a large number of users and channels, but Slack can handle more users on individual channels.

Special Features for Firstline Workers:

Teams offers specialized features for frontline workers, which Slack complements with third-party app integrations.

Message Translation:

Teams offers built-in message translation for 36 languages, whereas Slack relies on integration with translation apps.

Top Takeaway:

Slack offers more differentiators currently, but Teams continues to innovate with features like Teams Connect.

4. Mobile and Web Apps

Both Slack and Teams provide mobile and web apps that closely mimic their desktop counterparts, ensuring a consistent user experience across devices.

Top Takeaway:

This category is a tie as both platforms maintain a consistent experience across all devices.

5. Security, Compliance, and Enterprise Management

Security Features:

Both Slack and Teams offer comprehensive security features, including data encryption, two-factor authentication, and compliance tools. Teams’ integration with Office 365 enhances its security and compliance capabilities.

Enterprise Management:

Teams provides extensive enterprise management features, particularly for Office 365 users. Slack is continuously improving its enterprise features, notably with the Enterprise Key Management tool.

Top Takeaway:

Teams may be the better choice for large enterprises due to its deep integration with Microsoft’s security and compliance tools, while Slack is sufficient for SMBs.

6. Plans and Pricing

Free Plans:

Teams’ free plan is more generous than Slack’s, offering more storage and features without a paid subscription.

Paid Plans:

Slack’s paid plans start at $6.67 per user per month, with more features available at higher tiers. Microsoft offers a range of plans that include Teams and other Office 365 applications, making it a cost-effective choice for existing Microsoft customers.

Top Takeaway:

Teams offers significant value, especially for organizations already using Office 365. Slack remains competitive with its strong feature set and integrations.

Final Recommendations

While some enterprises use both platforms, this can add complexity and cost. Here are our recommendations:

Choose Slack if:

You need extensive third-party integrations.
Your organization uses Google Workspace.
You seek deep Salesforce integration.

Choose Teams if:

You are embedded in the Microsoft ecosystem.
You require advanced security and compliance features.
You need cost-effective collaboration tools bundled with Office 365.

In conclusion, both Slack and Teams offer robust collaboration tools that can enhance productivity and communication within your organization. The best choice depends on your specific needs, existing software ecosystem, and budget considerations.


Choosing the right applications for your business can be daunting, but you don't have to do it alone. At RCS Professional Services, we specialize in helping businesses like yours find and manage the applications that best meet their needs. Reach out to us today to discover how we can support you in optimizing your application choices and ensuring they are managed effectively for maximum productivity and success.

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