The Best Calendar APIs | For Developers, Startups, and SaaS
In this article, we list the best calendar APIs that make it easier to integrate all calendar providers into your application.
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Apiroc Blog
Guides, tutorials and product updates on integrating Google Calendar, Outlook and iCloud Calendar through a single API.
How to Build a Calendar App - A Comprehensive Guide
Learn how to build a calendar app step by step: pick the right technologies, design the data model, connect calendar providers, and avoid the most common mistakes.
How to Integrate Google Calendar API Into Your App
A step-by-step guide to integrating the Google Calendar API into your app. It covers Google Cloud project setup, the scopes you need, common gotchas, and a real authorization flow example.
How to integrate iCloud Calendar API into your app
In this article, we’ll do a deep dive into how to integrate iCloud Calendar API into your application, including authentication, supported operations, limitations, code snippets, and tools you can use to make the integration easier.
How to Integrate Outlook Calendar API Into Your App
In this article, we’ll explain how to integrate the Outlook Calendar API into your app, including setting up the Azure App Registration, setting up scopes, verification, integration gotchas, and real-world examples.
The Best Cronofy Alternatives in 2026
In this article, we list the best Cronofy alternatives and look at their core features, pricing, and limitations.
The Best Nylas Alternatives in 2026
In this article, we look at the best Nylas alternatives, focusing on platforms that cover a subset of its solutions or work as 1:1 replacements, including pricing and things to consider.