ICSKit Blog

Articles and tips for working with .ics files.

• What is an .ics file? A simple guide

  An approachable explainer on the .ics calendar format, where it’s used, and when to import vs. subscribe.

  Published 1/5/2025

• How to open an .ics file on iPhone (safely)

  What actually happens when you open an .ics on iPhone, common pitfalls, and how to stay in control.

  Published 1/6/2025

• Fix: Cannot import .ics on iPhone

  Why iOS sometimes refuses .ics files, how to diagnose the cause, and pragmatic workarounds.

  Published 1/7/2025

• ICS vs iCalendar: what’s the difference?

  Untangling the terminology: file extension vs. open standard, and why it matters for interoperability.

  Published 1/8/2025

• How to subscribe to an ICS calendar URL

  The benefits of subscribing to calendar feeds, when to prefer subscriptions over one‑time imports, and how updates flow.

  Published 1/9/2025