Slack alternatives

How each one differs from Slack

1. 

   Microsoft Teams

   Chat, video meetings and calling tied into Microsoft 365

   Free plan · from $4.00/mo
   • Microsoft Teams starts at $4.00 per user / month, paid yearly. Slack starts at $7.25 per user / month, billed annually.
   • Only Slack lists a Linux app.
   • Microsoft Teams also covers transcription, noise cancellation and whiteboard.
   • Slack also covers workflow automation and documents.

   Suits: Organizations that already pay for Microsoft 365

   Microsoft Teams vs SlackMicrosoft Teams pricing and details
2. 

   Google Chat

   Team messaging and spaces built into Google Workspace

   Free plan · from $7/mo
   • Google Chat starts at $7 per user / month with a 1-year commitment (Google Workspace). Slack starts at $7.25 per user / month, billed annually.
   • Only Slack lists macOS, Windows and Linux apps.
   • Google Chat also covers tasks.
   • Slack also covers workflow automation, documents and video calls.

   Suits: Organizations already paying for Google Workspace

   Google Chat vs SlackGoogle Chat pricing and details
3. 

   Discord

   Free text, voice and video chat built around servers

   Free plan · from $2.99/mo
   • Discord starts at $2.99 per month. Slack starts at $7.25 per user / month, billed annually.
   • Slack also covers workflow automation and documents.

   Suits: Gaming groups and friends who want always-open voice chats

   Discord vs SlackDiscord pricing and details
4. 

   Mattermost

   Self-hosted team messaging with playbooks, calls and boards

   Free plan
   • Mattermost is open source and self-hostable, according to its own site.
   • Mattermost also covers kanban boards and AI agents.
   • Slack also covers documents, video calls and file sharing.

   Suits: Organizations that must keep chat on their own servers or air-gapped networks

   Mattermost vs SlackMattermost pricing and details
5. 

   Pumble

   Team chat with unlimited message history on the free plan

   Free plan · from $2.49/mo
   • Pumble starts at $2.49 per seat / month, billed annually. Slack starts at $7.25 per user / month, billed annually.
   • Slack also covers workflow automation and documents.

   Suits: Teams that want a free chat app without a message-history cap

   Pumble vs SlackPumble pricing and details
6. 

   Brosix

   Private team messaging network with admin controls

   Free trial · from $40/mo
   • Brosix starts at $40 per month for up to 20 users, billed yearly ($50 billed monthly). Slack starts at $7.25 per user / month, billed annually.
   • Slack has a free plan. Brosix does not, though it has a free trial.
   • Slack also covers workflow automation and documents.

   Suits: Small offices that want a fixed monthly price for 20 or 50 users

   Brosix vs SlackBrosix pricing and details
7. 

   Chanty

   Team chat with built-in tasks, calls and AI agents

   Free plan · from $3/mo
   • Chanty starts at $3 per user / month, billed annually. Slack starts at $7.25 per user / month, billed annually.
   • Chanty also covers tasks, kanban boards and AI agents.
   • Slack also covers workflow automation and documents.

   Suits: Teams of up to 5 that want free chat with unlimited searchable history

   Chanty vs SlackChanty pricing and details
8. 

   Chatwork

   Business group chat with built-in tasks, files and video calls

   Free plan · from $7/mo
   • Chatwork starts at $7 per user / month, on an annual subscription. Slack starts at $7.25 per user / month, billed annually.
   • Only Slack lists a Linux app.
   • Chatwork also covers tasks.
   • Slack also covers workflow automation and documents.

   Suits: Teams that chat with clients and partners outside their own company

   Chatwork vs SlackChatwork pricing and details
9. 

   Element

   End-to-end encrypted chat and calls on the Matrix standard

   Free plan
   • Element is open source, self-hostable and end-to-end encrypted, according to its own site.
   • Slack also covers workflow automation and documents.

   Suits: Governments and regulated organizations that self-host encrypted chat

   Element vs SlackElement pricing and details
10. 

    Flock

    Team messenger with channels, video calls and shared to-dos

    Free plan · from $4.50/mo
    • Flock starts at $4.50 per user / month, billed annually. Slack starts at $7.25 per user / month, billed annually.
    • Flock also covers tasks.
    • Slack also covers workflow automation and documents.

    Suits: Small and mid-sized teams that want chat, calls and to-dos in one app

    Flock vs SlackFlock pricing and details
11. 

    Gather

    Virtual office with presence, meetings and chat for remote teams

    Free trial · from $12/mo
    • Gather starts at $12 per member / month, billed yearly. Slack starts at $7.25 per user / month, billed annually.
    • Slack has a free plan. Gather does not, though it has a free trial.
    • Only Gather lists a browser extension.
    • Only Slack lists Linux, iOS and Android apps.
    • Gather also covers meeting notes, transcription and whiteboard.

    Suits: Remote teams that want quick conversations without scheduling a call

    Gather vs SlackGather pricing and details
12. 

    Glue

    Work chat organized into named threads, with AI agents built in

    Free plan · from $6/mo
    • Glue starts at $6 per user / month, billed annually (Startup; first 5 users free). Slack starts at $7.25 per user / month, billed annually.
    • Only Slack lists a Linux app.
    • Glue also covers AI agents.
    • Slack also covers workflow automation, documents, video calls and file sharing.

    Suits: Teams that find channel-based chat noisy and want every topic in its own thread

    Glue vs SlackGlue pricing and details

Limits worth knowing in Slack