Revenue Breakdown

How Cal.com
makes money

Open-core: free self-hosted + paid cloud with team features

Est. ARR: $5M–$10M
Scheduling

Pricing tiers

Free
$0
  • —1 calendar
  • —Unlimited bookings
  • —Self-hosted option
Team
$12/user/month
  • —Team scheduling
  • —Round-robin
  • —Routing forms
Enterprise
$25/user/month
  • —SSO/SAML
  • —Impersonation
  • —SLA support

Revenue breakdown

Team subscriptions60%
Enterprise contracts30%
Platform/API usage10%

Key metrics

Free-to-paid conversion
~3-5%
Average contract value
$2,000–$5,000/year
Monthly churn
~3-5%
Payback period
~3 months

Monetization lessons

  • →Open-source builds trust and adoption — monetize team/enterprise features
  • →Per-seat pricing scales naturally with customer growth
  • →Self-hosted option reduces support burden for free users
  • →API/platform play creates additional revenue stream

How to replicate this model

[01]Build a generous free tier to capture individual users
[02]Gate team features (round-robin, routing) behind paid plans
[03]Offer self-hosting to reduce free tier infrastructure costs
[04]Target SMBs first, then move upmarket to enterprise
$$$

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