Calendly vs Cal.com: Best Open Source Scheduling Tool Review
Reviewed by Priya Nair
Updated June 1, 2026
Quick Comparison
| Calendly | Cal.com | |
|---|---|---|
| Best For | Corporate teams needing standard, stable workflow. | Developers and privacy-conscious teams needing flexibility. |
| Pricing | Free tier available / $10/seat/mo Standard | Free tier available / $12/user/mo Teams |
| Winner | Our Pick |
Tool Breakdown
Overall Winner
Cal.com
Cal.com wins with unlimited free event types and open-source control for power users.
What it does well
- Unlimited event types for free
- Self-host option available
- Modern API and webhooks
Watch out for
- UI slightly more complex
- Fewer legacy enterprise integrations
Best For
Developers and privacy-conscious teams needing flexibility.
Pricing
Free tier available / $12/user/mo Teams
Calendly
Polished scheduling tool with huge integration list and mobile apps.
What it does well
- Polished mobile apps
- 100+ native integrations
- Market standard reliability
Watch out for
- Free tier limits event types
- Expensive team pricing
Best For
Corporate teams needing standard, stable workflow.
Pricing
Free tier available / $10/seat/mo Standard
Frequently Asked Questions
Which tool has better free plan? +
Cal.com wins. It allows unlimited event types; Calendly free plan limits users to one active event type.
Can I keep my data private? +
Cal.com better for privacy. Open-source code and self-hosting options give total data control.
Is switching from Calendly hard? +
Simple process. Cal.com has built-in importer to move all events and settings quickly.