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Slack

Free

A new way for your entire company to work

FreeFree tier
Type
Open Source

About Slack

Slack is a team collaboration platform that organizes communication into channels, making it easy to share information, manage projects, and integrate with over 2,600 apps. It offers features such as real-time messaging, huddles, clips, file sharing, and AI-powered tools (Slack AI, Agentforce, Slackbot) to summarize conversations, automate tasks, and search across apps. Slack connects people, projects, and knowledge under one roof, reducing context switching and data silos. It is used by over 200,000 paid customers, including 77 of the Fortune 100, in more than 150 countries.

Key Features

Organize communication into channels around teams, projects, or topics
Slack Connect for secure collaboration with external partners
Huddles for live audio conversations and Clips for video messages
Project management tools including Canvas, Lists, and file sharing templates
Over 2,600 app integrations and a robust API
No-code Workflow Builder for automating routine tasks
Slack AI for channel summaries, daily recaps, and automatic huddle notes
Agentforce for analyzing customer data, drafting emails, and providing recommendations
Enterprise Search across third-party apps, data sources, and conversations
Slackbot personal AI agent that adapts to user style and helps find information

Pros & Cons

Pros
  • Real-time, organized communication reduces email overload
  • Extensive integration ecosystem with major SaaS tools
  • AI features save time by summarizing channels and taking notes
  • Workflow Builder enables no-code automation
  • Slack Connect allows secure cross-company collaboration
  • Enterprise-grade security and compliance standards

Best For

Team collaboration and real-time communication across departmentsProject management with task tracking and shared canvasesIntegrated CRM workflows with Salesforce and Slack Sales ElevateAutomating routine processes with no-code workflowsAI-powered knowledge retrieval and conversation summariesSecure external collaboration with partners and clientsKnowledge management through searchable channel archives

FAQ

Why should my company use Slack?
Slack is a faster, better-organized, and more secure platform than email. All communication is organized into channels that are easy to create, join, and search. It brings AI into the flow of work and integrates with other systems to become a single operating system for work.
How do channels in Slack drive productivity?
Channels create a space for every conversation around projects, teams, offices, and departments. They are easy to join and create, adapting to changing needs. New members can scroll up to read past conversations, and new channels can be created as needed.
How does Slack AI protect the security of your data?
Slack AI runs on Slack’s trusted infrastructure and upholds the security practices and compliance standards of the platform.