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Communication

Calendly vs Mattermost: Pricing Comparison 2026

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

Bottom line: Calendly starts at Custom pricing and Mattermost starts at Custom pricing. Compare all 9 pricing tiers side by side.

Last updated: July 6, 2026

Data compiled by Arthur Jacquemin
Updated July 6, 2026
Try Calendly freeTry Mattermost freePrice updated 12d agoUpdated this month

Calendly vs Mattermost: Quick Pricing Facts

FeatureCalendlyMattermost
Starting PriceCustom pricingCustom pricing
Number of Plans54
Free TierNoYes
Pricing Modelfreemiumopen-source
Annual DiscountN/AN/A

Calendly and Mattermost are both priced at Custom pricing, making them equally accessible Communication tools. Together they offer 9 pricing plans with 84 features compared, so the best choice comes down to which features match your needs.

Mattermost stands out with a free plan for getting started. Calendly uses freemium pricing while Mattermost uses open-source 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
Calendly
Calendly
Try free
Mattermost
Mattermost
Try free
Tier 1
Product
Custom pricing
Includes
  • Scheduling automation
  • Meeting Notetaker
  • Contacts
  • Payments
  • Customizable availability
  • Mobile apps
  • Browser extensions
  • Meeting routing
  • Event Types
  • Email & website embeds
  • Reminders & follow-ups
  • Meeting polls
  • Analytics
  • Admin management
Start with Product
Free
$0/monthCheapest
Includes
  • Limited-use edition of Enterprise Advanced for technical evaluation
Start with Free
Tier 2
Integrations
Custom pricing
Includes
  • Google ecosystem
  • Microsoft ecosystem
  • Calendars
  • Video conferencing
  • Payment processors
  • Sales & CRM
  • Recruiting & ATS
  • Email messaging
  • Embed Calendly
  • Analytics
  • API & connectors
  • Security & compliance
Start with Integrations
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
Tier 3
Calendly
Custom pricing
Includes
  • Pricing
  • Product overview
  • Solutions
  • For individuals
  • For small businesses
  • For large companies
  • Compare
  • Security
  • Sign up for free
  • Talk to sales
  • Get a demo
Start with Calendly
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
Resources
Custom pricing
Includes
  • Help center
  • Resource center
  • Blog
  • Customer stories
  • Learning hub
  • Calendly community
  • Developer tools
  • Release notes
Start with Resources
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
Tier 5
Company
Custom pricing
Includes
  • About us
  • Leadership
  • Careers We’re hiring!
  • Newsroom
  • Become a partner
  • Contact us
Start with Company
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Calendly

Scheduling automation platform for meetings

View all Calendly plans

Mattermost

Open-source self-hosted team messaging platform

View all Mattermost plans

What Reviewers Say

Which Should You Choose?

Choose Calendly if:

  • •You need a professional meeting scheduling platform
  • •You want booking pages with calendar sync
  • •Your primary need is scheduling coordination

Choose Mattermost if:

  • •You need a self-hosted team messaging platform
  • •You want open-source Slack alternative with data sovereignty
  • •Your organization requires on-premise messaging

Mattermost is a self-hosted open-source team messaging platform. Calendly is a meeting scheduling tool. These tools serve different communication needs - messaging vs. scheduling. An organization with strict data requirements might use Mattermost for messaging and Calendly for external scheduling.

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Frequently Asked Questions: Calendly vs Mattermost

How many pricing plans does Calendly have vs Mattermost?
Calendly offers 5 pricing plans, while Mattermost offers 4 plans. More plans typically means more flexibility to match your exact needs and budget.
Does Calendly or Mattermost offer a free plan?
Mattermost offers a free plan, while Calendly does not. If budget is a concern, Mattermost lets you get started at no cost.
Does Calendly or Mattermost offer custom enterprise pricing?
Yes, both Calendly and Mattermost offer custom enterprise pricing tiers with quote-based pricing. Contact each vendor for a tailored quote.
What pricing models do Calendly and Mattermost use?
Calendly uses a freemium pricing model, while Mattermost uses open-source pricing. The right model depends on your team size and usage patterns.
How do Calendly and Mattermost compare for Communication?
Both Calendly and Mattermost are Communication tools. Calendly offers 5 plans starting at Custom pricing, while Mattermost offers 4 plans starting at Custom pricing. Review the feature breakdowns above to see which better fits your Communication needs.
AI Recommendations

Sources

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

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