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Communication

Mattermost vs Otter.ai: Pricing Comparison 2026

Side-by-side pricing comparison of Mattermost and Otter.ai. See all plans, features, and costs at a glance.

Bottom line: Mattermost starts at Custom pricing and Otter.ai starts at $16.99/mo. Compare all 8 pricing tiers side by side.

Last updated: July 6, 2026

Data compiled by Arthur Jacquemin
Updated July 6, 2026
Try Mattermost freeTry Otter.ai freeUpdated this monthPrice updated 12d ago
Best Value

Mattermost - Mattermost offers a free plan.

Mattermost vs Otter.ai: Quick Pricing Facts

FeatureMattermostOtter.ai
Starting PriceCustom pricing$16.99/mo
Number of Plans44
Free TierYesNo
Pricing Modelopen-sourcefreemium
Annual DiscountN/AN/A

Mattermost and Otter.ai are both priced at Custom pricing, making them equally accessible Communication tools. Together they offer 8 pricing plans with 33 features compared, so the best choice comes down to which features match your needs.

Mattermost stands out with a free plan for getting started. Mattermost uses open-source pricing while Otter.ai uses freemium pricing, which may affect your total cost at scale.

Review the detailed tier-by-tier comparison above to see exactly which features are included at each price point and find the best fit for your Communication needs.

Pricing Plans
Mattermost
Mattermost
Try free
Otter.ai
Otter.ai
Try free
Tier 1
Free
$0/monthCheapest
Includes
  • Limited-use edition of Enterprise Advanced for technical evaluation
Start with Free
Basic
Custom pricing
Start with Basic
Tier 2
Professional
Custom pricing
Includes
  • Channel-based collaboration
  • Messaging, file sharing, and link and file previews across device platforms
  • 1:1 audio calls and screen sharing
  • Threaded discussions
  • Core search up to 3 million posts
  • Custom branding, themes, and emojis
  • Multi-team collaboration
  • Guest accounts
  • Single sign-on
  • Professional Support
Start with Professional
Pro
$17/monthCheapest
Start with Pro
Tier 3
Enterprise
Custom pricing
Includes
  • Everything in Professional, Plus:
  • Agentic Platform
  • Real-time channel briefing
  • AI-enhanced Search and RAG
  • Video Integrations
  • Federated Communications
  • Workflow automation
  • Compliance export and eDiscovery automation
  • Scale to 50,000 concurrent users
  • Enterprise Support
  • U.S. Based Premier Support
Start with Enterprise
Business
$3024/monthCheapest
Start with Business
Tier 4
Enterprise Advanced
Custom pricing
Includes
  • Everything in Enterprise, Plus:
  • Security-Optimized Mobility
  • Mobile Data-at-Rest Encryption
  • Zero Trust Security
  • Dynamic Attribute Based Access Controls
  • Automatic channel translations
  • Scale to 200,000 concurrent users
  • Dedicated write-through caching
  • Air-gapped Deployment
  • Mobile Screenshot Prevention
  • Mission Partner Environments
Start with Enterprise Advanced
Enterprise
Custom pricing
Start with Enterprise

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Mattermost

Open-source self-hosted team messaging platform

View all Mattermost plans

Otter.ai

AI meeting transcription and note-taking assistant

View all Otter.ai plans

Frequently Asked Questions: Mattermost vs Otter.ai

How many pricing plans does Mattermost have vs Otter.ai?
Mattermost offers 4 pricing plans, while Otter.ai offers 4 plans. More plans typically means more flexibility to match your exact needs and budget.
Does Mattermost or Otter.ai offer a free plan?
Mattermost offers a free plan, while Otter.ai does not. If budget is a concern, Mattermost lets you get started at no cost.
Does Mattermost or Otter.ai offer custom enterprise pricing?
Yes, both Mattermost and Otter.ai offer custom enterprise pricing tiers with quote-based pricing. Contact each vendor for a tailored quote.
What pricing models do Mattermost and Otter.ai use?
Mattermost uses a open-source pricing model, while Otter.ai uses freemium pricing. The right model depends on your team size and usage patterns.
How do Mattermost and Otter.ai compare for Communication?
Both Mattermost and Otter.ai are Communication tools. Mattermost offers 4 plans starting at Custom pricing, while Otter.ai offers 4 plans starting at $16.99/mo. Review the feature breakdowns above to see which better fits your Communication needs.
AI Recommendations

Sources

  1. Mattermost Official Pricing- Vendor pricing page
  2. Otter.ai Official Pricing- Vendor pricing page

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