Build great scheduling features that work with the Office 365 Calendar API

Read the documentation

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99.5% uptime SLA

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First-class security

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Well-documented API

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Real-time synchronization

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Work with one API, build features that work with all major calendar services

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Work in a language you're familiar with

Real-time calendar sync for your software

  • No Microsoft accreditation required
  • Two-way, multi-calendar sync
  • Read, write, and edit calendar events
  • Changes sync in real time
  • Work with past, present, and future versions of the Office 365 Calendar API
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Streamline your development time

Try the API for free

Implementing Cronofy was painless – they provide a simple and clear API that allowed me to have the integration live to customers in less than one month.

Drew Zader
Senior Software Engineer - Handshake

Explore our customer stories

Customizable UI Elements

  • Use our customizable UI Elements in any combination you want
  • Users can connect and disconnect calendars, set working hours, book appointments, and more
  • Alter the design to match your branding

Calendar sync to match your needs

  • Connect to any – or all – the calendars on a company domain at the same time with Enterprise Connect
  • Create one entry point per company, not one per calendar, adding an extra layer of security
  • Authorize connectivity individually, by group, or by organization
  • Meetings can be based on the availability of attendees, meeting rooms, and resources at the same time
  • Create virtual calendars for rooms and resources
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Make your first API call in minutes

Create your free developer account to try our full range of scheduling solutions with up to 20 users.

First-class security

  • Built with security and privacy in mind
  • Option to access users’ free/busy information
  • GDPR and HIPAA compliant
  • No ongoing maintenance required

Test for free for as long as you need

Make your first API call

Create your free developer account to get your API key and get started in minutes.

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