Cal.com
Open-source scheduling platform with a generous free tier, deep customization, and a self-hostable alternative to Calendly.
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What Cal.com actually does
Cal.com is the open-source answer to Calendly, and after a few years of development it's a serious competitor rather than a quirky alternative. You get round-robin team scheduling, collective availability, routing forms, and a booking page you can brand or embed. The individual plan is free and useful rather than a hobbled teaser.
For developers and teams that care about data ownership, the self-hosted option is the real differentiator. You can run Cal.com on your own infrastructure, plug it into your internal systems, and extend the codebase as needed. The hosted version offers the same features without the ops burden, and the free plan covers most solo use cases without nagging upgrades.
The tradeoffs are real. The UI still occasionally shows its roots as a developer tool; power features like workflows and routing require more clicking than Calendly's polished equivalents. Integrations with CRMs and marketing tools are growing but lag SavvyCal and Calendly in some niches. Support on the free plan is community-driven. For anyone who wants a scheduling tool that respects open-source values and a strong free tier, it's the clear first choice to evaluate.
Pros
- ✓Genuinely useful free plan for individuals
- ✓Open-source and self-hostable for full control
- ✓Team scheduling, round-robin, and collective availability included
- ✓Active development with frequent feature releases
- ✓Embed widgets work cleanly on most sites
Cons
- ✗UI polish trails Calendly and SavvyCal in spots
- ✗Some CRM integrations are still maturing
- ✗Free plan support is community-driven
- ✗Workflow builder takes more clicks than competitors
Who Cal.com is for
- →Freelancers booking client calls
- →Small teams running round-robin sales scheduling
- →Privacy-conscious businesses wanting self-hosted scheduling
- →Developers who want to extend or customize the tool
- →Startups replacing Calendly to cut SaaS costs
Pricing
Individual
$0
- •Unlimited bookings
- •Unlimited event types
- •Calendar integrations
- •Custom branding on booking page
Teams
Popular~$15/user/mo
- •Round-robin scheduling
- •Collective events
- •Routing forms
- •Workflow automations
- •Admin controls
Organization
~$37/user/mo
- •Everything in Teams
- •Advanced analytics
- •SSO and SAML
- •Priority support
- •Multi-team management
Enterprise
Custom
- •Dedicated infrastructure
- •Custom SLAs
- •Procurement and compliance support
- •White-glove onboarding
Pricing reflects Cal.com's public plans at time of writing and may change. Check their site for current rates.
Ready to try Cal.com?
Start with the free plan or free trial. No credit card needed to kick the tires, and you can always upgrade later.
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