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Communication

Mattermost vs Whereby: Pricing Comparison 2026

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

Bottom line: Mattermost starts at Custom pricing and Whereby starts at Custom pricing. Compare all 6 pricing tiers side by side.

Last updated: July 2, 2026

Data compiled by Arthur Jacquemin
Updated July 2, 2026
Try Mattermost freeTry Whereby freeUpdated this monthUpdated this month
Best Value

Mattermost - Mattermost offers a free plan, offers 4 tiers vs 2.

Mattermost vs Whereby: Quick Pricing Facts

FeatureMattermostWhereby
Starting PriceCustom pricingCustom pricing
Number of Plans42
Free TierYesNo
Pricing Modelopen-sourcefreemium
Annual DiscountN/AN/A

Mattermost and Whereby are both priced at Custom pricing, making them equally accessible Communication tools. Together they offer 6 pricing plans with 41 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 Whereby 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
Whereby
Whereby
Try free
Tier 1
Free
$0/monthCheapest
Includes
  • Limited-use edition of Enterprise Advanced for technical evaluation
Start with Free
PlusPopular
Custom pricing
Includes
  • Charged per user license
  • Instant video calls
  • Permanent room links
  • Basic customization & features
Start with Plus
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
EmbeddedPopular
Custom pricing
Includes
  • Charged by usage
  • API integration & SDK tooling
  • Programmatic room creation
  • Extensive features & customization
Start with Embedded
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
-
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
-

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Mattermost

Open-source self-hosted team messaging platform

View all Mattermost plans

Whereby

Browser-based video meetings with no app downloads

View all Whereby plans

Frequently Asked Questions: Mattermost vs Whereby

How many pricing plans does Mattermost have vs Whereby?
Mattermost offers 4 pricing plans, while Whereby offers 2 plans. More plans typically means more flexibility to match your exact needs and budget.
Does Mattermost or Whereby offer a free plan?
Mattermost offers a free plan, while Whereby does not. If budget is a concern, Mattermost lets you get started at no cost.
What is the most popular Whereby plan?
The Plus plan is Whereby's most popular tier, priced at Custom pricing. Key features include Charged per user license, Instant video calls, Permanent room links.
Does Mattermost or Whereby offer custom enterprise pricing?
Yes, both Mattermost and Whereby offer custom enterprise pricing tiers with quote-based pricing. Contact each vendor for a tailored quote.
What pricing models do Mattermost and Whereby use?
Mattermost uses a open-source pricing model, while Whereby uses freemium pricing. The right model depends on your team size and usage patterns.
How do Mattermost and Whereby compare for Communication?
Both Mattermost and Whereby are Communication tools. Mattermost offers 4 plans starting at Custom pricing, while Whereby offers 2 plans starting at Custom pricing. Review the feature breakdowns above to see which better fits your Communication needs.
AI Recommendations

Sources

  1. Mattermost Official Pricing- Vendor pricing page
  2. Whereby Official Pricing- Vendor pricing page

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