An extension fully loaded with tons of useful time-related features... But the best part is, it is totally COOL.

Latest Version

Version
3.3.2
Update
March 3, 2018
Size
1.91MiB
Developer
Category
Users
100,000+
Rating
4.19907 ★
Manifest Version
2
Web Store Status
Languages Support
Bahasa Indonesia
Deutsch
English
Français
Nederlands
Tiếng Việt
Türkçe
Català
Español
Italiano
Magyar
Polski
Português (Brasil)
Português (Portugal)
Română
Suomi
čeština
Ελληνικά
Српски
български
русский
עברית
‫العربية
中文 (简体)
中文 (繁體)
日本語
한국어
See more
Permissions
Notifications
ContextMenus
Tts
*://calendar.google.com/*
*://www.google.com/calendar/feeds/*
ClipboardWrite
ActiveTab
Alarms
Power
Idle
See more

Cool Clock Extension

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
- If you want want to hide the clock temporarily, just check that in the option page.
- Lots of ways to display the time
- Details in the popup
- Includes clock, calendar and digital clock...

== Open Source ==
This is an open source project. Source can be found at https://github.com/derek1906/CoolClock. This extension is no longer in active development, but feel free to contribute to the project by creating a pull request on GitHub.

== Social Media ==
Facebook Page: http://www.facebook.com/coolclock
Tweet it: http://goo.gl/VEhfO

== Legal Stuff ==
\"Google Calendar\" is a trademark of Google Inc. Use of this trademark is subject to Google Permissions.

\"Chrome Clock\" has changed its name to \"Cool Clock\" on 2-2-2011.
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Source Manifest.json

{"update_url": "https://clients2.google.com/service/update2/crx","background": {"page": "background.html"},"browser_action": {"default_icon": "images/wait.png","default_title": "Loading...","default_popup": "new_popup2.html"},"default_locale": "en","description": "__MSG_extDes__","icons": {"128": "icons/128x128.png","16": "icons/16x16.png"},"name": "__MSG_extName__","options_ui": {"page": "options_new.html","chrome_style": false,"open_in_tab": true},"author": "Derek Leung","permissions": ["notifications","contextMenus","tts", "*://calendar.google.com/*","*://www.google.com/calendar/feeds/*","clipboardWrite","activeTab","alarms","power","idle"],"optional_permissions": ["background"],"omnibox": { "keyword" : "clock" },"homepage_url": "https://chrome.google.com/extensions/detail/icegcmhgphfkgglbljbkdegiaaihifce","version": "3.3.2","manifest_version": 2,"offline_enabled": true,"minimum_chrome_version": "50","content_security_policy": "script-src 'self' 'unsafe-eval' https://www.facebook.com/ https://www.google.com/ https://apis.google.com/ https://platform.twitter.com/ https://connect.facebook.net/ https://static.ak.fbcdn.net/ https://accounts.google.com/ https://fbstatic-a.akamaihd.net/; object-src 'self'"}
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How to download and manually install Cool Clock extension for Chrome

Looking for a way to install Cool Clock extensions for Chrome, you can search for them in the Chrome Web Store, clicking the "Add to Chrome" button, and following the straightforward process.

However, you may need to install Cool Clock extensions manually, this article outlines two simple methods to effortlessly install Cool Clock extensions, whether they come as unpacked folders in compressed formats like .zip or as .crx files.

Method 1: Download Cool Clock extension and manually install through Drag &Drop

If you ever need to manually install a Cool Clock extension for Chrome, don't worry, it's a simple process. Just follow these easy steps, and you will have your extension ready to use in no time.

Step 1: Download the Cool Clock Extension by clicking the "Download CRX" button on the website.

Look for the Cool Clock extension you wish to install. Go to the website and download the Cool Clock extension package, which is usually a .CRX file and comes in a zipped file. Here ".crx" file is the format for Cool Clock extension that contains all the data.

Step 2: Extract &Arrange Files

Once the file is downloaded, extract that file into its own folder. Similarly, give that extension files a permanent home. In other words, keep it in a folder that you don't accidentally delete it because these files will be needed to make that extension work.

Step 3: Go to the Chrome Extensions Page

Open Google Chrome and in the address bar, type chrome://extensions; it will open the Google Chrome extensions page. Make sure that "My extensions" is selected in the sidebar.

Step 4: Drag and Drop the Extension

Now, go to the folder where you extracted the Cool Clock extension and drag &drop the extension file from there anywhere onto the extension page within Google Chrome.

Step 5: Complete the Installation

Once you drag and drop the extension file, follow the steps that Google Chrome takes you through. Similarly, if the extension file is of .crx file format, you will be required to review the permissions and then add the extension.

Now, you can manage that added extension as you would like to with any other Chrome extension that you added through Chrome Webstore. Its icon will also appear in the Google Chrome Menu on the right side of the address bar once you activate it.

Method 2: Download Cool Clock extension for Chrome and install in Developer Mode

This is another method to install Cool Clock extension manually, but the twist is that here, you install by enabling the developer mode option provided in Google Chrome. This mode is commonly used for testing extensions or running unpublished tools.

Step 1: Download the Cool Clock extension file

Select and download the Cool Clock extension by clicking the 'Download CRX' button on the website.

Step 2: Extract the downloaded contents

Convert the file to a ZIP file if it is in CRX format then extract the Cool Clock extension zip file or folder that you downloaded. Make sure you extract it using the same folder name and keep it safely in another folder, so you don't delete it by mistake. The extracted folder will be needed to keep your Cool Clock extension running.

Step 3: Open Chrome Extension Setting Page

In the address bar of Google Chrome, type chrome://extensions and open the Chrome Extension Page.

Step 4: Enable Developer Mode

After opening the Chrome Extension page, look at the top right side, and you will find the toggle option of "Developer mode."Simply enable that developer mode option.

Step 5: Load the Unpacked Extension

Once you enable the developer mode option, you will see the menu of Load Unpacked, Pack Extensions and Update. From that, select the option "Load unpacked."

Step 6: Select the Extension Folder

Once the pop-up opens upon clicking Load unpacked, select the Cool Clock extension directory and click on the "Select Folder "button.

Step 7: Confirm and Install

After you select an extension folder of a Google Chrome extension you're installing manually, confirm its installation for the final time and let the installation complete.

Conclusion

Here we've made a step-by-step guide on How to manually install Cool Clock extension in 2 ways. We hope this guide proves helpful.

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User reviews

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林子閔 (ID: 000000711af9f494) Voted 3 ★ - Updated 06/13/2023 可先複製下面連結暫時使用~ 鬧鐘: chrome-extension://icegcmhgphfkgglbljbkdegiaaihifce/alarm_interface.html 倒計時: chrome-extension://icegcmhgphfkgglbljbkdegiaaihifce/countdown_interface.html

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Teanes Seyo (ID: 0000008dd235e1ea) Voted 4 ★ - Updated 03/23/2023 used to not working properly for months and I leaved it like that in the junks of the useless extensions, but today I uninstalled it and reinstalled right back then volla! the countdown and alarm functions back to function. before use need untick the "Use new popup design" in options.

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Aaditya Prakash (ID: 000000c4c96a4fd0) Voted 1 ★ - Updated 02/11/2023 It's not working, even after clicking on the extension.

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Butterflies Aesthetic (ID: 000000a27aba7531) Voted 5 ★ - Updated 12/06/2022 works very well, and yeah, recomendo

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Torr Zaa (ID: 00000096aa58d5e0) Voted 1 ★ - Updated 11/24/2022 Not working