Google Calendar Duplicate & Duration

by javermaete.dev@gmail.com · Workflow & Planning

FeaturedManifest V3 Free

View in Chrome Web Store Data as of 16 Oct 2026

Lets you quickly duplicate Google Calendar events and shows their total duration in event cards.

Users

185

+12 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#66K

#55K among extensions

Version

1.2

updated 4 Sep 2025

Users

monthly, 15 months

Latest, 16 Oct 2026: 185 usersMove the mouse over the chart for any month

Ratings count

monthly, 15 months

Latest, 16 Oct 2026: 3 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Google Calendar Duplicate & Duration

Google Calendar Duplicate & Duration Extension A browser extension for Google Calendar that lets you duplicate events with a button or keyboard shortcut (without resetting to the current day) and displays each event’s total duration on its card. Default shortcut to duplicate an event: Shift + Click. Features - Duplicate Button: Adds a duplicate button to Google Calendar event details popup - Event Duration Display: Shows the total duration of events on event cards - Keyboard Shortcut: Quick duplicate events using a configurable keyboard shortcut - Customizable Options: Configure the extension behavior through the popup options Like this extension? You can buy me a coffee here: ko-fi.com/javermaete.