Slack

• Slack pricing starts at $8.75/user/month for its Pro plan 
• Pricing is based on the number of users, with per-user, per-month billing for teams and custom quote options for larger organizations on the Enterprise+ plan 
• Slack offers a Free plan for teams looking for a simpler way to chat, collaborate, and access basic communication history 
• Pricing tiers scale to offer more advanced security, administrative tools, and automated configurations as teams move up to higher paid plans 

Here’s a breakdown of feature differentiation by Slack plan: 

Slack’s pricing structure is based on the level of communication control, security, and automation tools a team requires. Organizations are billed per user per month, with the flexibility to choose between monthly billing or a discounted annual subscription. Each plan builds on the previous one, adding more advanced administration, identity management, compliance, and AI-powered productivity tools as you move up the tiers.

Free 

Ideal for: Small teams looking for a simpler way to chat, collaborate, and test out foundational messaging features.

What to know about this plan: The Free plan provides essential tools to get communication started across a single workspace. It includes a 90-day searchable history of messages and files, allowing teams to keep track of recent updates. This plan supports connections with up to 10 third-party apps and enables real-time 1:1 audio and video meetings. It is a solid option for groups that need basic chat functionality without long-term history or advanced security features.

Free Plan Features

• 90 days of message history to search and view recent conversations and shared files
• Up to 10 apps to connect everyday tools from the Slack App Directory
• 1:1 meetings through audio and video huddles, including screen sharing
• 1:1 external messages via Slack Connect to collaborate securely with one outside partner at a time

Pro

Ideal for: Teams that want to eliminate communication limits, access full history, and enhance external collaboration.

What to know about this plan: The Pro plan includes everything in the Free plan and removes historical limitations to drive productivity in one place. It grants unlimited access to the entire message and file history, which helps bring new team members up to speed quickly. It also allows unlimited application integrations and expands meetings and external messaging to support group collaborations. This plan is built for growing teams that rely heavily on a centralized digital workspace.

Pro Plan Features

Everything in Free, plus:

• Unlimited message history to ensure every conversation, file, and context is fully searchable 
• Unlimited app integrations to connect as many tools and software services as needed
• Group meetings via audio and video huddles with screen sharing 
• Group external messages to work securely with multiple outside organizations in dedicated channels
• Custom sidebar sections to organize channels and conversations by projects or topics 

Business+

Ideal for: Larger teams or organizations requiring advanced identity management, round-the-clock support, and elevated AI capabilities.

What to know about this plan: The Business+ plan builds on the Pro tier by introducing enterprise-ready administration and business continuity features. It incorporates advanced identity management like SAML-based single sign-on (SSO) and automated user provisioning to keep large operations secure. Additionally, it upgrades the workspace with advanced AI assistants, real-time data exports, making it ideal for established businesses to scale their infrastructure.

Business+ Plan Features

Everything in Pro, plus:

• SAML-based single sign-on to sign in securely using identity providers like Okta, Google, or Azure
• SCIM user management to automate member provisioning and account management
• Advanced AI tools featuring an upgraded Slackbot personal agent that understands files and projects
• Corporate exports for all message history to assist compliance and internal data tracking 
• 24/7 priority support with an uptime guarantee for consistent availability 

Enterprise+

Ideal for: Complex, heavily regulated organizations that need centralized multi-workspace management and premium security compliance.

What to know about this plan: The Enterprise+ plan provides the most comprehensive experience on Slack's platform. Along with all Business+ features, it supports an unlimited number of interconnected workspaces under a unified corporate grid. It delivers elite-tier data defense mechanisms, including Enterprise Key Management and native data loss prevention, alongside advanced compliance tools. This plan matches the demands of large enterprise networks that prioritize strict data sovereignty and custom governance.

Enterprise+ Plan Features

Everything in Business+, plus:

• Unlimited workspaces managed centrally under an organization-wide network
• Enterprise Key Management to provide complete control and visibility over your data encryption keys
• Native data loss prevention to scan external messages and reduce confidential data exposure 
• Enterprise search to find information across connected databases and systems 
• Enterprise Mobility Management integration support to control and protect mobile data usage 

• Reviewers frequently mention that while the platform offers a highly functional and accessible Free plan, the per-user pricing model can become significantly expensive for larger organizations as teams scale up
• Several users report that the strict 90-day message history limit on the Free tier quickly forces growing teams to upgrade to the paid plans just to retain historical conversations and shared files
• Some administrators note that the premium price tag of the higher tiers can feel steep, especially since Slack operates primarily as a communication hub rather than a comprehensive project management platform 

Choosing the right Slack plan means aligning your team's size, communication needs, and long-term security requirements with the capabilities included in each tier. Here’s a clear way to evaluate which plan fits best:

• Identify what you need immediately: Determine if your priority is managing real-time team chats, archiving messaging files for long-term reference, or deploying secure channels to work with outside vendors 
• Consider your team size: The Free plan is a solid starting point for small setups testing foundational messaging, while the Pro, Business+, and Enterprise+ tiers support scaling networks with per-user pricing that grows with your organization 
• Review your history and retention needs: The Free plan limits message and file searchability to a 90-day window. If your operations require access to older historical data, context, or documents to bring team members up to speed, you will need to upgrade to the Pro tier for unlimited history 
• Evaluate your identity management and compliance requirements: Consider how you need to manage member access and corporate compliance. The Pro plan provides basic communication tools, whereas Business+ introduces SAML-based single sign-on (SSO), automated SCIM user provisioning, and corporate data exports for heightened oversight 
• Account for security safeguards and uptime: If your organization handles highly regulated data, the standard tiers might be insufficient. The Enterprise+ plan delivers elite data defense configurations, including Enterprise Key Management, native data loss prevention, and mobile device control via EMM 
• Factor in support requirements: Determine whether your team can rely on standard help workflows or requires premium assistance. The paid tiers introduce priority customer care, with the Business+ plan and 24/7 support for critical issues to ensure constant workplace connectivity 

The primary consideration for most teams is whether Slack delivers enough practical communication and collaboration value to justify its recurring per-user costs. Based on verified user feedback and the platform’s technical capabilities, here is what the data shows: 

Value For Money 

Users generally report that Slack provides high operational efficiency by centralizing team discussions into a single digital headquarters. It is frequently highlighted as a premier solution for real-time connectivity, particularly for teams that require a high volume of instant collaboration and those that need to integrate a vast array of third-party tools, such as Jira, Google Drive, or Salesforce, into their daily workflows.

Ease Of Use And Its Impact On Value

The platform is consistently praised for an intuitive interface that significantly contributes to its overall value. Users frequently mention the simplicity of the channel-based structure and the seamless mobile-to-desktop experience, which reduces the friction of staying connected. This high level of usability helps organizations: 

• Decrease communication silos by providing a transparent environment where project-related conversations are organized by topic, reducing the reliance on fragmented and hard-to-track email threads 
• Consolidate team workflows into a single source of truth through extensive app integrations, allowing staff to receive notifications and take action on external tasks without ever leaving the workspace 

The appropriate Slack plan for your organization depends on your team size, your requirement for message history retention, and your specific security protocols. Here is a straightforward way to determine which tier fits your needs: 

Small Teams and Collaboration Startups 

The Free plan is a practical choice for individuals and small groups that need essential real-time communication capabilities. It provides the core tools for team connection, including 90 days of message and file history, up to 10 app integrations, and 1:1 huddles. This tier is suitable for teams focused on basic chat workflows without the need for long-term data lookup or extensive administrative controls.

Growing Teams 

The Pro plan is designed for teams that require more structured communication tracking across multiple initiatives. It introduces unlimited message history, unlimited app integrations, and group huddles, allowing teams to retain granular context and distinct files across your channels. This plan is ideal for groups that need to keep everyone aligned without losing older conversation text and require custom sidebar layouts to scale operations smoothly.

Enterprise Networks 

The Enterprise+ plan is tailored for large-scale organizations with the most rigorous security and administrative governance requirements. It provides an unlimited number of interconnected workspaces across different departments, organization-wide permission controls, Enterprise Key Management (EKM), and native data loss prevention (DLP). This plan is essential for companies requiring an integrated communication architecture that needs to secure collaborative workflows through built-in compliance auditing, mobile device management support, and enterprise search tools.

Is Slack free for 10 people?

The entry-level paid Slack tier is the Pro plan, which starts at $8.75 per user per month. However, for organizations with basic needs, Slack's free plan costs $0 but includes restrictions on message history, integrations, and calling features.

How much does Slack cost?

Slack offers a baseline Free plan at $0 per month, which handles basic messaging but enforces a rolling 90-day history limit. To unlock unlimited history and group calling, teams can upgrade to the Pro plan starting at $8.75/user/month. For advanced security and automated user provisioning, organizations can deploy the Business+ or Enterprise+ plan.

What payment methods does Slack accept?

Slack accepts payments via major credit cards for all plans. Organizations on annual billing may also qualify for invoice-based payments, including ACH and wire transfers. Billing preferences can be updated at any time.

How does Slack bill for additional users?

When new users are added to a Slack workspace, the platform charges a prorated amount covering the remainder of the current billing cycle. The exact billing timing and amount depend on the organization's subscription plan and billing schedule.

Which Slack plans include Slackbot?

Slackbot is gradually being rolled out across all Slack plans. Free and Pro users can access Slackbot through a limited trial experience, while ongoing access is available with the Business+ and Enterprise+ plans.