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Head-to-head · Team Chat Apps

Mattermost vs Pumble

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score Mattermost #4 in Team Chat Apps 8.9/10 Free plan Free plan✓ 2 of 2 features Visit Mattermost
Pumble #13 in Team Chat Apps 8.0/10 Free plan · 7-day trial Free planFree trial✓ 2 of 2 features Visit Pumble

Mattermost leads on 0 checks, Pumble on 0, and 3 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreMattermost · 8.9/10
  • Free planboth
  • Free trialonly Pumble

Mattermost scores higher on our rubric for team chat apps: 8.9 against 8.0 out of 10; our editors rank them #4 and #13.

Mattermost is the better fit for self-hosted technical teams. Pumble is the better fit for teams seeking low-cost full chat.

  • Mattermost fits best

    Self-hosted technical teams

  • Pumble fits best

    Teams seeking low-cost full chat

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Mattermost 8.9/10 Visit ↗ Pumble 8.0/10 Visit ↗
At a glance
Editor score 8.9 8.0
Ranking #4 in Team Chat Apps #13 in Team Chat Apps
Best for Self-hosted technical teams Teams seeking low-cost full chat
Pricing model Free plan + paid Free plan + paid
Starting price — $2.49/seat/mo
Free plan ✓ ✓
Free trial — 7 days
Deployment Cloud, Self-hosted, Desktop, Mobile Cloud, Desktop, Mobile
Platforms Web, Windows, macOS, Linux, iOS, Android Web, Windows, macOS, Linux, iOS, Android
Support Email, Tickets, Community, Docs Email, Live chat, Phone, Docs · 24/7
Compliance ISO 27001, GDPR SOC 2, ISO 27001
Integrations 700+ integrations 3,000+ integrations
Built for Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Mattermost 2/2 · Pumble 2/2
Channels ✓ ✓
Guest access ✓ ✓
Specs
Message history Unlimited Unlimited
Integrations GitHub, GitLab, Jira, Microsoft Teams, Microsoft 365, Outlook, ServiceNow, Zoom, Pexip, Splunk, Zapier Google Calendar, Plaky, Clockify, AI Assistant, Calendly, Email, GitHub, GitLab, Gmail, Google Drive, Jira, Polls, RSS, Zapier
Supported platforms web, Windows, macOS, Linux, iOS, Android, API, self-hosted web, windows, macos, linux, ios, android
Maximum members Not checked yet Not checked yet
Our review
Pros
  • Self-hosting supports on-premises, private-cloud, and air-gapped deployments
  • Combines messaging, calls, boards, automation, APIs, and AI agents
  • Integrates with GitLab, GitHub, Jira, Jenkins, and Microsoft Teams
  • Unlimited users, channels, message history, and search on Free
  • Voice and video calls, screen sharing, threads, and file sharing
  • Web, desktop, mobile apps, imports, exports, AI, and integrations
Cons
  • Entry limits message history to 10,000 messages
  • Paid Professional and Enterprise plans require sales contact
  • Advanced capabilities are concentrated in higher-tier plans
  • Free plan supports up to 3 apps and integrations
  • Guest access is limited to paid plans
  • Advanced administration and analytics require higher tiers
Our verdict

Mattermost is an open-source collaboration platform for technical, operational, defense, and critical-infrastructure teams. It brings public and private channels, direct and group messaging, file sharing, threaded discussions, search,…

Read the review →

Pumble is a team communication application for businesses that need channels, direct and group messaging, threads, file sharing, search, calls, and meeting links. It supports public and private channels, voice and video calls, screen…

Read the review →
  1. MattermostTeam Chat Apps 8.9Free plan
  2. PumbleTeam Chat Apps 8.0Free plan · 7-day trial

Strengths and trade-offs

  • Mattermost — where it wins

    • Self-hosting supports on-premises, private-cloud, and air-gapped deployments
    • Combines messaging, calls, boards, automation, APIs, and AI agents
    • Integrates with GitLab, GitHub, Jira, Jenkins, and Microsoft Teams

    Where it doesn't

    • Entry limits message history to 10,000 messages
    • Paid Professional and Enterprise plans require sales contact
    • Advanced capabilities are concentrated in higher-tier plans

  • Pumble — where it wins

    • Unlimited users, channels, message history, and search on Free
    • Voice and video calls, screen sharing, threads, and file sharing
    • Web, desktop, mobile apps, imports, exports, AI, and integrations

    Where it doesn't

    • Free plan supports up to 3 apps and integrations
    • Guest access is limited to paid plans
    • Advanced administration and analytics require higher tiers

More comparisons

All team chat apps comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update