Calendar toolbox / Open & edit

Open & edit.

View, inspect and edit ICS calendar files locally while preserving timezones, reminders, attendees and custom calendar data where applicable.

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Find the right tool.

Search by task, file type or the calendar problem you want to solve.

5 tools · processed on your device

ICS Viewer

See calendar events in a clear, readable local agenda.

Add, edit and delete events, then download your updated calendar.

Explore events, tasks, reminders and timezone rules inside your file.

Understand the calendar name, creator app, format and file-level settings.

Preview targeted title, location or status changes across events.