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Slack

Channel-based messaging and workflows that keep modern teams aligned.

Slack organizes team communication into channels, DMs, and threads with search, file sharing, huddles, and thousands of integrations. Workflow Builder and apps help replace status meetings and scattered email with structured, searchable collaboration.

License
Freemium (Subscription)Freemium
Category
Productivity
Platforms
MacWindowsLinuxAndroidiPhoneChrome OSAndroid TabletiPad
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  • 4.4(10,512)
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Slack screenshot

Features

Key capabilities
Team CollaborationMulti-Channel OrganizationExtensible by Plugins/ExtensionsSupport for @mentionsVideo CallingThreaded ConversationsHIPAA CompliantAd-free ExperienceReactionsIFTTT Integration

Use cases

Team communication and collaborationOrganizing discussions through dedicated channelsIntegrating with productivity tools like Google Drive and AsanaExternal discussions with partners and clientsReal-time messaging and file sharing

Research notes

Slack offers comprehensive team communication with channel-based organization and extensive integrations, but users report memory issues and UI concerns. The platform balances powerful features with accessibility challenges, making it suitable for teams prioritizing collaboration tools over minimalist interfaces.

Strengths

  • Ease of use with intuitive design
  • Seamless integration with various apps
  • Effective organization of discussions through channels
  • Popular choice for team communication

Tradeoffs

  • High memory usage reported by users
  • UI criticized as unfriendly and busy
  • Security concerns with third-party stored communications
  • Company perceived as unresponsive to user feedback
Ideal for: Modern teams requiring organized communicationIdeal for: Enterprise organizations needing HIPAA complianceIdeal for: Teams integrating with productivity toolsIdeal for: Organizations collaborating with external partners

FAQ

Is Slack available on mobile platforms?

Yes, Slack is available on Android, iPhone, iPad, Android Tablet, and Chrome OS, in addition to desktop platforms like Mac, Windows, and Linux.

Does Slack support HIPAA compliance?

Yes, Slack offers HIPAA compliance, making it suitable for healthcare organizations that require secure communication platforms.

Can Slack channels be shared with external partners?

Yes, Slack channels can be shared externally, allowing organizations to hold discussions with partners and clients directly within the platform.

Alternatives to Slack

No alternatives listed yet for Slack.

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What is Slack?

Slack organizes team communication into channels, DMs, and threads with search, file sharing, huddles, and thousands of integrations. Workflow Builder and apps help replace status meetings and scattered email with structured, searchable collaboration. Teams often evaluate it alongside similar tools when comparing pricing, features, and fit for team communication and collaboration.

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