All business. All the time.

Introducing the Slack Plus plan.
$12.50 per active user per month billed annually. Or, $15 per active user per month, billed monthly.

Sign in to upgrade

Upgrade your whole team to business class

Get business grade features to support your growing team.

SSO and Provisioning

Integrate Slack with your existing SAML 2.0 identity provider to ensure secure access to your team. Built-in connections to many SSO providers and an option for using your own custom SAML solution.

99.99% Uptime

Sleep is important. And easy, once you know that Slack is available to your teams around the clock with an industry leading, guaranteed 99.99% uptime, financially backed service level agreement (SLA).

24/7 Support

Have an issue? We hope you never do, but if you do, you'll have 24/7 coverage and a guaranteed response in four hours or less from our customer experience team.

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Compliance Exports

In a regulated industry or have legal obligations to archive messages? Team Owners can request access to their entire Slack message history, including private channel messages and direct messages.

Learn more about data exports
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Keep a little, keep a lot

Customize your message retention and archival preferences to match your company's legal and regulatory requirements. Custom message retention settings give you flexible options that let you keep as much or as little of your message history as you want. You can even keep message edit and deletion logs.

Learn more about message retention
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Our commitment to security and your data

We use Slack for nearly all of our communication. Ensuring that the Slack service remains secure is vital to protecting our own data. That means the security of your information is required for our success as a business.

Even before Slack, we’ve been putting services on the internet for a long time. We’ve coded, tested and administered services running on thousands of physical servers in data centers around the world and bring the collective wisdom that comes with many decades of secure practice.

Learn more about security

You’re in good company

For millions of people around the world, Slack is where work happens.

Read customer stories

Capital One
Harvard University
Los Angeles Times

Commonly asked questions

Slack has official built-in connectors for Azure, Okta, OneLogin and Centrify. If your identity provider is not listed, you can choose to use our Custom SAML 2.0 option. Read more about setting up SSO for your team.

Yes, you can upgrade your team to the Plus plan. After you enable SSO for your team, everyone will receive a binding email which will merge the non-SSO accounts to SSO accounts.

Yes! Please contact our accounts team to learn more about invoicing, eligibility, and the different payment methods we accept.

Slack is a distributed platform and during any given incident it is rare for all Slack teams to be affected. You can view the current and historic status of and all its related services at