Helping you with Google Calendar since 2010
- Remove any number of duplicate events in a few clicks
- Clean up failed Syncs/Imports with ease
- Bulk Copy/Move events changing dates/times/durations, including modified repeats
- List/Delete/Edit events based on any criteria
- Export filtered/sorted event list to spreadsheet
- Mass edits to Text, Colors, Meets, RRULEs, Reminders, Free/Busy, Privacy, Reminders, Guests Can Modify
- Need GCalToolkit to do something else? Let me know.
Secure payment on PayPal - most Credit Cards accepted, no Paypal account needed GCalToolkit runs on nearly any device: Windows, macOS and Linux (updated 19 May 2026) Unlimited personal technical support for all subscribers Help & advice from a Google Calendar 'Diamond' PE for any Google Calendar problem!