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Mattermost vs Slack

Features, integrations, platforms and pricing, side by side. They share 6 features.

Facts come from each app’s listing. Payment never changes this comparison.

Mattermost

Communication

Open-source team chat for secure collaboration

Free plan

View Mattermost profileMattermost alternativesVisit site (opens in a new tab)

Slack

Communication

Channels, huddles and workflows for teams

Free plan

View Slack profileSlack alternativesVisit site (opens in a new tab)

Side by side

Pricing

  • Model

    Mattermost
    Open source
    Slack
    Free plan + paid plans

  • Paid plans from

    Mattermost
    Not listed
    Slack
    $7.25 / month

  • Free plan

    Mattermost
    Yes
    Slack
    Yes

  • Plans

    Mattermost
    Free open-source edition to self-host; paid plans per user per month
    Slack
    Free plan with 90 days of history; Pro from $7.25/user/month billed annually; Business+ and Enterprise

Platforms

6 shared

  • Android

    Mattermost
    Yes
    Slack
    Yes

  • iOS

    Mattermost
    Yes
    Slack
    Yes

  • Linux

    Mattermost
    Yes
    Slack
    Yes

  • macOS

    Mattermost
    Yes
    Slack
    Yes

  • Web

    Mattermost
    Yes
    Slack
    Yes

  • Windows

    Mattermost
    Yes
    Slack
    Yes

Features

6 shared · 2 only in Mattermost · 4 only in Slack

  • Public API

    Mattermost
    Yes
    Slack
    Yes

  • Screen sharing

    Mattermost
    Yes
    Slack
    Yes

  • Single sign-on (SSO)

    Mattermost
    Yes
    Slack
    Yes

  • Team chat

    Mattermost
    Yes
    Slack
    Yes

  • Threaded conversations

    Mattermost
    Yes
    Slack
    Yes

  • Video calls

    Mattermost
    Yes
    Slack
    Yes

  • Roles & permissions

    Mattermost
    Yes
    Slack
    No

  • Self-hosting

    Mattermost
    Yes
    Slack
    No

  • AI assistant

    Mattermost
    No
    Slack
    Yes

  • Audit logs

    Mattermost
    No
    Slack
    Yes

  • File sharing

    Mattermost
    No
    Slack
    Yes

  • Workflow automation

    Mattermost
    No
    Slack
    Yes

Integrations

3 shared · 1 only in Mattermost · 7 only in Slack

  • GitHub

    Mattermost
    Yes
    Slack
    Yes

  • Jira

    Mattermost
    Yes
    Slack
    Yes

  • Zoom

    Mattermost
    Yes
    Slack
    Yes

  • GitLab

    Mattermost
    Yes
    Slack
    No

  • Asana

    Mattermost
    No
    Slack
    Yes

  • Google Calendar

    Mattermost
    No
    Slack
    Yes

  • Google Drive

    Mattermost
    No
    Slack
    Yes

  • Notion

    Mattermost
    No
    Slack
    Yes

  • Outlook

    Mattermost
    No
    Slack
    Yes

  • Salesforce

    Mattermost
    No
    Slack
    Yes

  • Zapier

    Mattermost
    No
    Slack
    Yes

More comparisons

Ranked by relevance. Payment never changes this order.How ranking works