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Checker Plus for Google Calendar Chrome extension

Checker Plus for Google Calendar adds desktop popups, voice reminders, and quick event creation on top of your Google Calendar, all from the toolbar. It's best for people who want reminders without keeping a calendar tab open. The catch: some extras, like extended customization, are described as unlocked by contributing to the developer.

  • PriceFreemium
  • CategoryProductivity
  • Works inChrome, Edge, Brave (desktop)

Last checked against the Chrome Web Store listing · Independent, not affiliated with Google

Pros

  • desktop popup and voice notifications for events
  • quick-add events by typing naturally, e.g. "Lunch with Mom 11am Sunday"
  • right-click to add highlighted text or Gmail content as an event
  • omnibox keyword "cal" for fast access from the address bar
  • multiple popup views: month, week, day, agenda, or year

Cons

  • some extra features are described as available for contributing users
  • focused only on Google Calendar, not other calendar services
  • notification-heavy by design, which may not suit everyone

Best for

  • getting desktop and voice reminders for upcoming events
  • quickly adding events by typing them in plain language
  • checking your schedule without opening Google Calendar
  • using the Chrome address bar to search or add events

Skip it if

  • people who want a calendar app for services other than Google Calendar
  • users who prefer a bare-bones extension with no notification popups

Key features

  • desktop and voice reminders for upcoming events
  • quick-add events by typing them in natural language
  • right-click to save highlighted text or Gmail content as an event
  • Chrome address bar keyword "cal" for fast searching and adding
  • customizable popup views: month, week, day, agenda, or year
  • support for Google Tasks and the Chrome side panel

What Checker Plus for Google Calendar does

Checker Plus for Google Calendar sits in your toolbar and shows upcoming events, sends desktop and voice reminders, and lets you add events without opening the full Google Calendar page. You can type events in plain language, pull them from Gmail or web pages with a right-click, or use the Chrome address bar with the keyword "cal" to search and add quickly.

Checker Plus for Google Calendar features

Beyond notifications, the extension offers several popup views (month, week, day, agenda, year), drag-and-drop event editing, offline reminders when you're not connected, and support for Google Tasks and the Chrome side panel. The developer notes that additional features are available for users who contribute financially to the project.

Is Checker Plus for Google Calendar safe?

Since it needs to read and manage your Google Calendar to show events and create reminders, it requires access to your Google account's calendar data. It integrates with Gmail and web pages only when you explicitly right-click to add content, rather than reading pages automatically.

Checker Plus for Google Calendar: FAQs

Is Checker Plus for Google Calendar free?

Yes, the core extension is free. The developer notes some extra features are available to users who contribute financially.

Is Checker Plus for Google Calendar safe to use?

It needs access to your Google Calendar to show events and set reminders; it only reads Gmail or page content when you right-click to add it.

How do I use Checker Plus for Google Calendar?

Install it, sign in with your Google account, and click the icon to see events and enable desktop or voice reminders.

How do I quickly add an event?

Type it naturally in the popup, like "Lunch with Mom 11am Sunday", or right-click selected text on any page.

What does the omnibox keyword "cal" do?

Typing "cal" followed by a space in the Chrome address bar lets you search or add calendar events without opening the extension.

Does Checker Plus for Google Calendar support voice reminders?

Yes, it can announce upcoming events with voice alerts in addition to desktop popup notifications.

Can I change the calendar view in Checker Plus?

Yes, the popup supports month, week, day, agenda, and year views, plus custom layouts.

Does Checker Plus for Google Calendar work offline?

Yes, it can show offline reminders for events even when you're not connected to the internet.

What are Checker Plus for Google Calendar alternatives?

Other Google Calendar notifier extensions and the native Google Calendar web app are common alternatives.

Does Checker Plus for Google Calendar support Google Tasks?

Yes, it includes support for viewing Google Tasks alongside your calendar events.