Free Converter

JSON to ICS Converter

Convert JSON event data to ICS (iCalendar) format instantly in your browser. Import events into Google Calendar, Apple Calendar, and more. Free, secure, no upload required.

Drag & Drop JSON here

Supports JSON files. Max 10MB.

Or

About JSON to ICS Calendar Converter

Convert JSON files to ICS format instantly in your browser. JSON (JavaScript Object Notation) is best suited for APIs, configuration files, data exchange in web applications, while ICS (iCalendar) is ideal for calendar events, meeting invitations. All processing runs locally in your browser — your files are never uploaded to any server.

How to Use

  1. Paste your JSON data into the input area, or upload a JSON file.
  2. The tool will automatically parse and convert the data structure.
  3. Review the converted ICS output in the result panel.
  4. Click Copy to clipboard or Download to save the ICS file.

Frequently Asked Questions

Does converting JSON to ICS change the content?
The content is preserved as accurately as possible. However, some format-specific features may not have direct equivalents, so minor formatting differences can occur.
What is ICS format used for?
ICS (iCalendar) is primarily used for calendar events, meeting invitations.
Are there any limitations to be aware of?
Files up to 50MB are supported. Very large or complex files may take longer to process. All conversion happens in your browser, so processing speed depends on your device.
Is this conversion secure and private?
Yes. All processing happens locally in your browser. Your data never leaves your device — no server upload, no cloud processing, no data collection.