The Calendar API
Supercharge your app with our calendar API! Let us handle the complex stuff like time-zones, invites, and multi-calendar sync, so you can focus on building great features. Launching powerful scheduling capabilities in days, not months.

Built for Developers,
Designed to Scale
Everything you need to embed your calendar features into your product without the UI constraints.
REST API
A clean, standard HTTP interface – easy to call from any stack.
MCP Support (Coming Soon)
Built-in support for Model Context Protocol to “just work” with AI agents.
Headless
Backend-only by design - add any UI you like, skip vendor lock-in.
Multi-tenant support
Isolated data per org and user, secured from the ground up.
Multi-calendar sync
Real-time two-way sync with Google, Outlook & more coming.
Scaleable
Auto-scales from a handful of users to millions without tweaks.
Seamless Integration
Get started quickly with our easy-to-use API in your preferred language and framework
Build server-side applications with JavaScript
Don't see your preferred framework? Let us know
One Calendar API
To Rule Them All
The most powerful calendar API that works with all major calendar providers.
Built for developers, by developers.
Simple Integration
Integrate with our RESTful API in minutes. We handle the complexity of different calendar providers, so you don't have to. Our comprehensive documentation and SDKs make it easy to get started.
REST API
Standard HTTP endpoints for all your calendar needs
Calendar Sync
Seamless integration with all major calendar providers
Pricing
Scale as you grow.
Launch
Perfect for getting started
- 10 calendars included
- 1.00€ per extra calendar
- Unlimited events
- Basic support
- Email support
- Community access
Growth
For growing businesses
- 130 calendars included
- 0.80€ per extra calendar
- Unlimited events
- Priority support
- Advanced analytics
- API access
- Webhook integrations
Enterprise
For large organizations
- Unlimited calendars
- Custom pricing
- Unlimited events
- Dedicated support
- Custom integrations
- On-premise options
Use our service is completely FREE until
August 1st, 2025
Ready to Get Started?
Join the developers who are building the future of scheduling.