Cool Clock

An extension fully loaded with tons of useful time-related features... But the best part is, it is totally COOL.
What is Cool Clock?
'Cool Clock' is a comprehensive Chrome extension offering multiple time-related features. It includes a customizable clock located in the toolbar, along with an hourly notification feature which can even announce the time via TTS. Useful tools like a stopwatch, alarm and countdown timer are integrated, along with a simple calendar. You can also quick search your alarms and to-dos by typing 'clock' in the Omnibox. The appearance and timezone settings can be easily adjusted. Despite no longer being in active development, it thrives as an open-source project with the source available on GitHub for contributions.

Extension stats

By: Derek L.
Users: 100,000+
Rating: 4.20 (1,728)
Version: 3.3.2 (Last updated: 2018-03-04)
Creation date: 2018-03-03
Risk impact: High risk impact
Risk likelihood: Very low risk likelihood
Manifest version: 2
Permissions:
  • notifications
  • contextMenus
  • tts
  • *://calendar.google.com/*
  • *://www.google.com/calendar/feeds/*
  • clipboardWrite
  • activeTab
  • alarms
  • power
  • idle
Size: 2.00M

Other platforms

Not available on Firefox
Not available on Edge
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Extension summary

Analyze keywords

This is not your ordinary clock on a toolbar. This does more than that.

Time-telling is one of the main feature of this extension, and different methods are often prefered in displaying time. In this, you can modify multiple the appearance of the clock, which is located in the toolbar.

Let's take a step further. Why do you need to look for the time yourself when you can be informed with the time automatically on intervals? This extension also provides an hourly notification, which can be configured to even announce the time with TTS.

Stopwatch, alarm, and countdown timer are included along with a simple calendar.

You can also type "clock" in the Omnibox to quick search your to-dos and alarms within seconds.

== Features ==

  • Hourly notifications
  • If you hide your Windows start bar, you can tell the time right in your browser
  • Editable appearances
  • Timezone settings
See more

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Chrome Web Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Works very well for some users
  • Functions for countdown and alarm when reinstalled and settings adjusted
Cons
  • Not working for many users, displaying a blue background instead
  • Issues with the extension on certain devices, particularly Chromebooks
  • Weather feature does not function as expected
Most mentioned
  • Extension not working properly
  • Reinstallation occasionally fixes issues
  • User interest in additional features such as date display
Recent reviews
Best extention ever, it has alarms, calendar and clock all in one, just go to the settings and turn off the new pop-up design, there you go.
by Josue Fuentes, 2024-11-20

its bad.. It's not working anymore. All I see in the extension tab is a blue background with "Alarm Clock Countdown Timer Stopwatch Calendar More" text.
by Vikas Mittal, 2024-08-05

It's not working anymore. All I see in the extension tab is a blue background with "Alarm Clock Countdown Timer Stopwatch Calendar More" text.
by Oklama, 2024-04-03
View all user reviews

Extension safety

Risk impact

Cool Clock requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk likelihood

Cool Clock has earned a good reputation and can be trusted.

Upgrade to see risk analysis details

Promo images

Cool Clock small promo image
Small promo image

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