Slack icon

Slack

Slack Technologies

184.6K ratings

Report updated Apr 3, 2026

What Is Slack?

Slack is a leading enterprise communication platform that centralizes team collaboration through channels, integrated workflows, and AI-driven tools. It targets companies of all sizes, positioning itself as a comprehensive 'Work OS' that replaces fragmented email. Its key differentiator is its massive ecosystem of 2,600+ integrations and its recent pivot toward AI-powered productivity via Agentforce, which transforms chat into an intelligent command center.

What users think iIndependent intel reports to help builders create better apps or enhance existing ones. Still in beta, accuracy and relevancy get better every day. For informational purposes only.

Excited
Team Communication & Organization
Authentication & Login Issues... Show more

What does it look like?

What are the key features?

Slack AI & AgentforceDifferentiator

AI-powered search, meeting summaries, and intelligent agents to automate workflows and provide fast answers.

Slack ConnectDifferentiator

Securely collaborate and chat with external partners, clients, and vendors in real-time.

Workflow BuilderDifferentiator

No-code automation tool to streamline repetitive tasks and approvals.

HuddlesStandard

Built-in audio and video conferencing for quick, informal meetings with screen sharing.

CanvasDifferentiator

Flexible, rich-text documents that live alongside team conversations for project planning.

IntegrationsStandard

Connects with over 2,600 third-party apps like Google Drive, Salesforce, and Asana.

ChannelsBasic

Organized, searchable spaces for team communication, projects, and file sharing.

What do users think? iIndependent intel reports to help builders create better apps or enhance existing ones. Still in beta, accuracy and relevancy get better every day. For informational purposes only.

Excited

Recent user voice shows a excited sentiment. Users appreciate team communication & organization and ease of setup & integration, but report authentication & login issues and notification & audio bugs.

What Users Love

Team Communication & Organization

Very reliable app for team chats and tool integration

Keeps messages, channels, and files organized in one place

Ease of Setup & Integration

Setup was straightforward

Highly integrable workplace messaging platform

Pain Points

Authentication & Login Issues

Why is it so hard to sign into mobile

Signing in without a Gmail account is so buggy

Notification & Audio Bugs

I rarely get notifications... less than 5% of the time

Somehow huddle speaker goes over to my watch!

High confidence · 50 reviews available

What are the pros and cons?

Pros

  • Massive integration library (2,600+ apps)
  • Advanced AI and Agentforce integration
  • Strong brand loyalty and high user sentiment
  • Slack Connect for external collaboration

Cons

  • Mobile authentication and login bugs
  • Unreliable notification delivery
  • UI/UX friction from recent navigation changes
  • High pricing relative to bundled competitors

What is the market outlook?

Growth Opportunities

  • Expanding 'Lists' to compete with project management tools
  • Refining asynchronous communication features
  • Deepening Salesforce data integration via AI
  • Fixing technical regressions to reduce churn

Market Threats

  • Microsoft Teams bundling with Office 365
  • Google Chat integration for Workspace users
  • Zoom's expansion into team chat
  • Emerging all-in-one platforms like Lark or Huly

Who competes with Slack?

Contenders

+

Direct competitor for Google Workspace users, offering integrated messaging, spaces, and file collaboration.

+

Gemini AI Integration

+

While originally for gamers, its channel and voice-hub architecture is the closest UX mirror to Slack and is widely used by tech teams and DAOs.

+

Voice & Video Channels

+

Aggressively expanded from video conferencing into 'Zoom Team Chat' to compete directly with Slack's core messaging and Huddles features.

+

Zoom AI Companion

Webex

Webex

Cisco

Enterprise-grade collaboration platform that combines messaging, calling, and meetings for large-scale corporate environments.

+

Enterprise-grade collaboration platform that combines messaging, calling, and meetings for large-scale corporate environments.

Peers

+

A project management tool with a robust 'Chat' view that aims to replace the need for a separate messaging app like Slack.

+

AI Super Agents™

+

A work OS that facilitates team collaboration and communication within the context of specific projects and workflows.

+

AI-Powered Agents

+

Competes directly with Slack Canvas for knowledge management and collaborative document creation.

+

Notion AI

+

A direct competitor to Slack Canvas, offering flexible, portable content components that stay in sync across apps.

+

Loop Components

New Kids on the Block

+

A high-growth tool for software teams that streamlines project communication and is rapidly becoming a favorite for dev-centric startups.

+

Interlinear Greek and Hebrew

Coda

Coda

3.2 (238)

Coda Project, Inc

An all-in-one doc platform that allows teams to build their own custom collaboration tools, challenging Slack's 'one size fits all' model.

+

An all-in-one doc platform that allows teams to build their own custom collaboration tools, challenging Slack's 'one size fits all' model.

What are the key takeaways?

Slack is a exciting business app that is free with in-app purchases. With a 4.7/5 rating from 184.6K reviews, it excites its users from users. Users particularly appreciate team communication & organization, though authentication & login issues remains a common concern.

Best for: Companies of all sizes, from small businesses to large enterprises, looking to centralize communication, automate workflows, and improve team collaboration.

How much does it cost?

Model: freemium

Tiers:
Free tier with limited message history and integrationsPro, Business+, and Enterprise paid plans for advanced features, unlimited history, and AI capabilities

Uses a freemium model to drive broad adoption, with significant feature gating (AI, advanced security, and unlimited history) to incentivize upgrades to paid tiers.

Android Version

26.03.40.0

Release Date

Jul 22, 2013

Android Price

Free

Independent intel to help builders create better apps.

No publisher influence. No third-party bias. Built with objectivity in mind to serve the builder community. Reports are continuously improved and refined. For informational purposes only.

Hope this helps & keep building! · Found an error?

Cite this report

Marlvel.ai. “Slack Intelligence Report.” Updated Apr 3, 2026. https://marlvel.ai/intel-report/business/slack

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