Browse tools

Slack: Collaboration & Productivity software

Slack is a productivity platform that helps teams securely communicate, manage projects, and automate workflows using artificial intelligence.

What is Slack?

Slack functions as an enterprise collaboration platform that replaces traditional email communication with organized digital channels. Communication within the software is structured into dedicated channels created for specific projects, operational teams, office locations, or company-wide announcements. These channels can be configured as public spaces open to an entire organization or private environments restricted to selected invitees. By consolidating discussions into persistent channels, the platform allows employees to join ongoing initiatives, review historical message records, share documents, and maintain visibility into active workplace operations without relying on isolated email chains.

The platform supports external cross-company collaboration through specialized secure channels and direct messaging. Organizations can invite clients, contractors, and external vendors to communicate in shared spaces, eliminating the need to grant third parties broad access to internal systems. Security protocols include end-to-end data encryption during transit and while at rest, optional key management controls, and compliance certifications such as SOC 2, SOC 3, ISO 27001, GDPR rules, and FedRAMP Moderate authorization. Additionally, the software offers configuration options to adhere to specialized healthcare and financial regulatory frameworks.

Artificial intelligence capabilities are built directly into the messaging environment to assist employees during their daily routines. The system offers intelligent briefing features that highlight urgent priorities based on individual user workloads, alongside automatic summarization tools for long conversation threads and channels. An integrated AI assistant aids in drafting content, analyzing reports, and preparing meeting briefs using contextual workspace knowledge. The artificial intelligence infrastructure operates within dedicated private cloud environments, ensuring that customer data is protected and never shared with external model developers for training purposes.

The software integrates directly with customer relationship management platforms and business applications, allowing users to view and edit external records from within chat threads. Specialized CRM channels allow cross-functional teams to access real-time account details, execute approvals, and update deal pipelines alongside team discussions. Interactive preview objects allow employees to manage tasks, approve requests, and modify records without navigating away from active conversations. Integrated search tools scan across historical messages, attached files, support tickets, and external repositories to retrieve necessary business information.

Teams can supplement written messaging with audio and video options for quick meetings or record short video clips for asynchronous distribution. Built-in workspace tools enable users to write documents on structured canvases, track action items through lists, and implement automated routine workflows without software coding. By combining messaging, audio calls, document editing, operational automation, and external software connections, the product functions as a centralized operating system designed to streamline daily enterprise activities across diverse business functions.

Main category
Collaboration & Productivity
Also listed in
Business Communications
Official website
slack.com
Status
Not yet published

Slack use cases

External Client and Vendor Collaboration

Organizations can move external communication out of isolated email threads and into dedicated shared channels. Teams use these secure spaces to review creative materials with vendors, coordinate with contractors, and discuss ongoing projects with clients in real time. Administrators maintain complete control over external permissions and data access. Working directly with external partners in shared channels helps teams achieve a 50% reduction in weekly meetings, 2x faster creative review approvals, and 4x faster sales cycles with clients.

Customer Relationship Management and Sales Acceleration

Sales teams use specialized channels to centralize deal information, customer communications, and cross-functional rep activities. Representatives can view live pipeline metrics, log customer calls, update Salesforce records, and route deal approvals directly inside chat conversations. Virtual assistant capabilities automatically capture meeting updates and transform discussions into organized CRM data. By combining customer insights with messaging, sales representatives reduce administrative data entry, streamline new rep onboarding, increase win rates, and collaborate faster with experts to close deals.

AI-Driven Enterprise Search and Workspace Intelligence

Employees can search across workspace history, attached documents, customer support tickets, and connected cloud software to locate information immediately. Integrated enterprise search scans structured CRM records alongside unstructured chat messages to provide contextual answers to complex business queries. Built-in artificial intelligence generates daily recaps, summarizes lengthy conversation threads, and highlights urgent operational priorities through personalized morning briefings. This intelligent search and summarization functionality saves users an average of 97 minutes weekly by eliminating manual research.

Engineering and Technical Incident Management

Software development and engineering teams use integrated developer tools to review code, manage pull requests, track technical issues, and resolve system incidents without leaving the platform. Developers can utilize coding agents to coordinate programming tasks across entire engineering groups, connect repository management systems, and receive automated alerts from deployment pipelines. When technical incidents occur, teams use historical org-wide knowledge and real-time messaging channels to diagnose issues, coordinate solutions, and deploy hotfixes from a central interface.

Routine Process and Workflow Automation

Non-technical users can automate routine workplace processes using standard templates and plug-and-play connectors without writing custom code. Teams configure automated workflows to add data entries to spreadsheets, generate CRM records, route request approvals, and send scheduled notifications to designated channels. Pre-configured workspace collections containing channels, documentation canvases, and action item lists allow departments to standardize onboarding routines, triage internal IT or human resource help requests, and manage cross-functional projects efficiently across the enterprise.

Cross-Functional Customer Support Triage

Support teams connect customer service platforms to manage incoming support tickets directly inside specialized chat channels. Representatives collaborate with technical experts in real time to resolve complex customer issues, while artificial intelligence tools automatically take meeting notes and summarize historical case interactions. Support staff can view full customer context, receive urgent account alerts, and update ticket statuses in real time. This centralized triage process keeps support reps, account managers, and engineering teams fully aligned around active customer service cases.

Alternatives to Slack

Other tools in Collaboration & Productivity, listed A–Z. No vendor pays to appear here.

SmartSuiteSmartSuite is a cloud platform that unifies governance, risk, compliance, IT service management, and project portfolio workflows. Enterprise teams use it to standardize operations, track initiatives, and automate processes across their organization. Snowfire AISnowfire AI is an enterprise decision intelligence platform that consolidates company data with real-time market signals. It is designed for business executives to identify revenue opportunities, track cost inefficiencies, and evaluate competitive risks. SoftrSoftr is a no-code application builder that allows users to create web apps, client portals, and internal tools by connecting to external data sources. Non-technical teams use it to design customized CRMs, intranets, and interactive dashboards without hiring software developers. Spiky.aiSpiky.ai is a meeting intelligence and sales coaching platform that analyzes sales interactions and provides real-time guidance to representatives. It helps revenue and sales teams track effective behaviors, synchronize conversation data with CRMs, and improve deal outcomes. Success.coSuccess.co is a management software platform designed to assist organizations in implementing the Entrepreneurial Operating System methodology. It is built for business teams needing to run structured meetings, align operational goals, and track scorecards offline or online. SunsamaSunsama is a digital daily planning tool that consolidates tasks from external applications into a unified calendar schedule. It is built for individuals seeking to manage daily workloads, set weekly goals, and organize work alongside personal routines. SurveySparrowSurveySparrow is an interactive feedback platform that automates customer experience surveys across websites, applications, and messaging channels. It is designed for organizations seeking to analyze customer sentiment and collect responses through conversational forms and artificial intelligence tools. Switcher StudioSwitcher Studio is a multi-camera live streaming application that connects multiple mobile devices and cameras into a single production setup. Creators, sports teams, and organizations use it to broadcast customized video streams across several social media platforms simultaneously.

Slack FAQs

How does Slack protect customer data and maintain AI privacy?

Security protocols for the platform cover SOC 2, SOC 3, ISO 27001, GDPR compliance, and FedRAMP Moderate authorization, with optional administrative settings for HIPAA and FINRA standards. Information is protected using encryption both in transit and at rest, along with optional Enterprise Key Management. The system hosts its language models within private Amazon Web Services cloud infrastructure. Customer information is never distributed to third-party model vendors or used to train artificial intelligence systems.

What is Slack Connect and how does external collaboration work?

Slack Connect enables organizations to interact with external clients, vendors, and contractors in designated shared channels or direct messaging threads. Workspace administrators control access permissions and external visibility. Invited guests only gain entry to explicitly shared spaces rather than the entire workplace environment. Communicating in these encrypted channels protects businesses from risks such as phishing attacks and spam messages typically associated with email.

How does Slack integrate with CRM systems like Salesforce?

The system connects with CRM environments to display live customer details directly within chat spaces. Using dedicated Salesforce channels, teams review account data, receive instant opportunity alerts, and update records within active discussions. Teammates can ask the virtual assistant to modify deal pipelines or record call notes automatically. Connections to platforms such as HubSpot and Zoho also help sales representatives track incoming leads.

What AI capabilities are available inside Slack?

Artificial intelligence features include the Today briefing for personal priorities, automated channel summaries, conversation recaps, and deep search tools. The virtual assistant aids with summarizing files, drafting content, analyzing reports, and researching complex topics. Furthermore, third-party agents and Salesforce Agentforce can run inside threads and channels to answer questions, process structured CRM information, and trigger background automations.

How does Enterprise Search function across the platform?

Enterprise search scans chat histories, attached files, PDFs, images, and connected third-party systems. It evaluates unstructured conversation text alongside structured records from tools like Salesforce, cloud storage services, and support platforms. This allows employees to locate historical project context, customer records, and internal documentation quickly without leaving their active chat windows or navigating separate enterprise applications.

What automated workflow capabilities are provided?

Workflow Builder lets non-technical staff create automated office tasks using visual connectors without writing software code. Teams can build processes that edit spreadsheets, log CRM records, transfer approval requests, and post channel notifications. Updated capabilities improve multi-item handling, while Model Context Protocol tools allow artificial intelligence agents to directly edit task lists within the platform.

How do channels replace internal corporate email?

Rather than relying on isolated email threads, communication is organized into public or private channels based on projects, office locations, or departments. Messages, attached documents, and app alerts remain archived in one searchable location. When newly assigned staff enter a channel, they can scroll through past entries to catch up on project history, maintaining complete team visibility.

What options exist for voice, video, and document collaboration?

The platform provides Huddles for immediate audio or video calls inside channels, complete with automatically generated meeting notes. Users can also record short video or audio Clips to distribute updates asynchronously. For structured text, Canvas offers persistent document creation inside channels where teams can post files, format notes, and track tasks using comment-only roles for controlled access.

How do third-party apps and Work Objects operate in Slack?

Over 2,600 software applications can be connected from the app directory to unify workplace tools within chat. Work Objects render rich interactive cards for app data inside channels instead of simple hyperlinks. Members can edit records, grant file access, adjust project tasks, and handle approval requests directly within these embedded cards without switching between multiple software platforms.

Who uses Slack?

Slack is built for employees across all organizational departments, including sales representatives, software engineers, customer service agents, marketing specialists, and administrative personnel. The software caters to organizations of all scales, ranging from nimble small businesses tracking initial sales deals to global enterprise corporations managing complex, multi-office operations. It is utilized across diverse industries, such as technology, publishing, media, commercial transportation, digital signatures, and corporate dining services, including businesses operating under strict data compliance requirements.

  • Sales teams
  • Engineering teams
  • Customer service teams
  • Marketing teams
  • IT and HR departments
  • Small businesses
  • Global enterprises
  • Regulated industries

Slack pros and cons

Until real users review Slack, this tab shows what the vendor highlights and the points worth checking — never invented opinions.

What Slack highlights

  • Built-in enterprise security standards covering SOC 2, SOC 3, ISO 27001, GDPR, and FedRAMP Moderate authorization.
  • Artificial intelligence hosted inside AWS virtual private cloud infrastructure without using customer data for training.
  • Extensive app marketplace connecting with over 2,600 external software tools.
  • Secure external partner collaboration using Slack Connect shared channels and direct messages.
  • Embedded customer relationship management tools with Salesforce channels and Agentforce integration.

Points to check before choosing

  • What specific geographical data residency regions are available for customer data at rest?
  • Which compliance configurations, such as HIPAA or FINRA, require manual administrative setup or specific plan tiers?
  • What are the exact eligibility criteria for external partners to receive 90-day free Pro trials in Slack Connect?
  • Are advanced AI capabilities like deep research or custom agent sets restricted to higher subscription tiers?

Slack features

Slack Channels

Channels serve as the foundational organizational unit for workspace messaging. Teams create public or private channels dedicated to specific projects, departments, offices, or company announcements. All messages, files, and tools are centralized within the channel, creating a persistent, searchable archive. When new members join a project, they can scroll through historical channel conversations to review context, eliminating isolated email chains and ensuring full organizational alignment.

Slack Connect

Slack Connect allows organizations to extend channel messaging and direct communications to external partners, clients, and vendors without sharing full workspace access. External collaboration occurs within secure environments that maintain enterprise compliance and security standards, including encryption and key management controls. The feature eliminates spam and phishing risks associated with email, enabling faster creative approvals, reduced contractor meetings, and shorter client sales cycles.

Slackbot

Slackbot operates as a built-in virtual assistant designed to understand workspace context and adapt to individual communication styles. It helps employees analyze reports, create project briefs, prepare for meetings, and manage deal pipelines. Users can describe tasks in natural language, prompting Slackbot to route requests to appropriate background applications, trigger workflows, execute deep research on open-ended queries, or update customer relationship management records automatically.

Today Briefings and Summaries

Today provides users with an intelligent morning briefing that highlights critical updates, deal follow-ups, and upcoming priorities based on personal workload. AI features automatically condense long conversation threads and entire channels into concise recaps and daily summaries. This allows employees to quickly catch up on missed discussions, review meeting decisions, and extract actionable steps without reading through hundreds of unread chat messages.

Enterprise Search

Enterprise search retrieves information across all conversation records, uploaded files, PDFs, images, support tickets, and connected external systems like cloud drives and CRM platforms. By searching both unstructured message history and structured external data, the search tool allows users to locate critical documents, customer history, and historical workspace knowledge instantly without switching applications or asking colleagues for assistance.

Salesforce Channels

Salesforce channels act as dedicated hubs that combine team chat discussions with live customer relationship management data. Built specifically around accounts, sales opportunities, or service cases, these specialized channels allow cross-functional teams to monitor deal metrics, update pipeline status, receive real-time customer alerts, and share account insights in the same space where active team collaboration occurs.

Workflow Builder

Workflow Builder provides a visual, no-code interface with plug-and-play connectors to automate routine business tasks. Teams can configure custom workflows to route approval requests, add spreadsheet entries, update CRM systems, and send automated channel notifications. Recent improvements include Model Context Protocol (MCP) tool support for managing lists directly, as well as enhanced handling of multi-item groups within automated workflows.

Huddles and Clips

Huddles enable rapid audio and video communication directly within channels or direct messages, allowing team members to discuss urgent topics or work side-by-side virtually. During huddles, built-in artificial intelligence automatically generates meeting notes to keep participants aligned. Complementing live huddles, Clips allow users to record and share short asynchronous video or audio updates within channels for later viewing.

Slack Canvas

Canvas provides a persistent document space within channels or workspaces where teams can format text, store reference materials, attach files, and embed action items. It allows structured information sharing alongside active chat streams. Canvas includes flexible permission settings, such as a comment-only role, ensuring safe document sharing while preventing unauthorized modifications by collaborators.

Work Objects

Work Objects enhance how third-party application data is displayed within messaging channels. Instead of standard hyperlink text, Work Objects display rich, interactive previews from integrated platforms like project management or document tools. Users can interact directly with these previews to modify records, update task statuses, approve pending requests, and change file permissions without switching platforms.

Slack Code

Slack Code brings artificial intelligence coding agents directly into team channels, transforming independent programming tasks into collaborative group efforts. Engineering teams can utilize coding agents to review source code, diagnose software bugs, collaborate on repository pull requests, and track deployment status directly alongside human developers within their standard communication channels.

Slack Lists

Slack Lists enable teams to organize, assign, and manage action items and project tasks directly inside the messaging platform. Users can create, track, and update list items within their workspace. With integrated Model Context Protocol (MCP) tools, artificial intelligence agents can directly read, write, and manage list items to keep project priorities synchronized.

Slack pricing

We don't publish prices: they change often and differ by country. Check current plans on Slack's own pricing page.

Pricing is organized around subscription plans, including free options and paid enterprise tiers such as Pro and Enterprise+. External partners invited to collaborate via Slack Connect may receive a 90-day free trial of the Pro subscription if eligible, while Enterprise+ accounts allow external partners on free plans to join shared channels without upgrading. Detailed feature tiers and custom enterprise quotes are available, though specific plan costs are not listed on the vendor's pages.

Free plan
Yes
Free trial
Yes

Slack integrations

Slack integrates with over 2,600 third-party applications through the Slack Marketplace, allowing users to consolidate software tools into a single workspace. It connects with customer relationship management platforms, project management applications, developer tools, customer support systems, and file management software. Plug-and-play connectors in Workflow Builder enable automated data transfer across connected tools, while APIs allow companies to construct custom integrations and internal apps. AI agents from partner platforms can also operate directly within channels, threads, and direct messages.

  • Github Copilot
  • Claude
  • Agentforce
  • Seismic
  • Asana
  • Google Docs
  • Jira
  • Adobe Express
  • Box
  • Cohere
  • Workday
  • Writer
  • ChatGPT
  • Highspot
  • PagerDuty
  • Google Sheets
  • Salesforce
  • Miro
  • Notion
  • Salesforce Service Cloud
  • Zendesk
  • Freshdesk
  • Salesforce Sales Cloud
  • HubSpot
  • ZoomInfo
  • Google Drive
  • Dropbox
  • GitHub
  • GitLab
  • AWS Chatbot
  • DocuSign
  • Zoho
  • Zoom

Slack support

Support resources include a dedicated Resources Library, interactive product tours, and developer documentation for building custom tools via the Slack API. Organizations exploring external collaboration features can receive guidance from the sales team. The platform's website does not mention phone support hours, community forums, or formal training academies.

  • Resources Library
  • Product tours
  • Developer documentation
  • Sales consultation

Slack reviews

We don't show a rating for Slack until at least 10 real users have reviewed it — so far, 0 of 10. Reviews are read and approved by hand; none are identity-verified, but none are bought or invented either.

Write a review

Your rating

How this page was made

Prepared by our automated operator · Awaiting review by the publisher (not shown to search engines until approved)

This page was written with AI from 8 pages of slack.com's own website (read on Sep 16, 2026) and checked automatically: no copied wording, no prices, and no figure that isn't on the vendor's site. Nobody on our team has tested Slack.

Report an error on this page · Are you the vendor?

Visit slack.com