Team collaboration software for organizational communication on tasks and projects.


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  • Organize your team conversations in open and private channels
  • Send direct messages to colleagues privately and securely (up to 9 people)—can be converted to a private channel
  • Drag, drop, and share files—images, PDFs, documents, and spreadsheets can be dropped right into Slack and shared with anyone
  • All content is searchable, including files, conversations, and people


  • No more switching between apps—set up your integration so that you get all your notifications directly within Slack
  • Less internal emailing means more productivity—an average of 48.6% reduction in internal email
  • Integrates with a large number of third-party services and supports community-built integrations such as Google Drive and Dropbox
  • Communities, groups, or teams can join through a specific URL or invitation sent by a team admin or owner
  • Fully native apps for iOS and Android lets you communicate from anywhere


  • No calendar or task management
  • Mobile app isn’t terribly fast or seamless—could stand to be improved
  • No screen sharing capabilities yet but coming soon
  • Can be very distracting and easily be used for amusement—pressure to to field every direct message, maintain the connection with coworkers, etc.
  • Can create a culture of people always expecting you to be accessible—no disconnect from work


  • Free
  • Standard plan:
    • Yearly: $6.67/month ($80)
    • Monthly: $8
  • Plus plan:
    • Yearly: $12.50/month ($150)
    • Monthly: $15
  • Nonprofit discount: 85% off the Standard plan