A calculator extension with calculation history, also includes a unit conversion capability

Latest Version

Version
1.0
Update
June 28, 2024
Size
418KiB
Developer
Category
Users
78
Rating
5 ★
Manifest Version
3
Web Store Status
Languages Support
English
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Permissions
Storage
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Calculator/Unit conversion Extension

This Chrome extension provides users with a powerful, dual-function tool: a calculator and a unit converter. It offers a sleek and responsive user interface that adapts to both light and dark themes, ensuring a comfortable experience regardless of your preference or ambient lighting. Additionally, it includes a history feature for past calculations, enhancing productivity by allowing users to review previous entries.

Calculator:

Performs basic arithmetic operations (addition, subtraction, multiplication, division).
Supports a clear, responsive interface for quick calculations.
A results display that shows current calculations and results.

Unit Converter:

Converts various units of measurement such as length, weight, temperature, and more.
Simple input fields and dropdowns for selecting units to convert from and to.
Immediate conversion results displayed with easy-to-read formatting.

History Functionality:

Keeps a history of recent calculations and conversions.
Allows users to easily revisit and reuse past entries.

Why Users Should Install This Extension?

Security and Privacy:

Designed with a robust Content Security Policy, minimizing risks of malicious attacks and protecting user interactions.
No external script dependencies, ensuring that user data and operations remain within the extension's environment.

Convenience:

Integrates two essential tools (calculator and unit converter) into a single, accessible extension.
Saves time by eliminating the need to switch between different apps or websites for calculations and conversions.

Productivity:

The history feature enables users to track and reuse previous calculations and conversions, boosting efficiency.
Keyboard support for the calculator accelerates input and calculation processes.

Summary
This Chrome extension is an indispensable tool for users who need a reliable calculator and unit converter at their fingertips. It combines powerful functionality with a user-friendly interface, making it ideal for anyone looking to streamline their workflow and enhance their productivity. Whether for work, study, or everyday tasks, this extension is designed to meet the diverse needs of its users while providing a secure and aesthetically pleasing experience.
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Source Manifest.json

{"update_url": "https://clients2.google.com/service/update2/crx", "manifest_version": 3, "name": "Calculator/Unit conversion", "version": "1.0", "description": "A calculator extension with calculation history, also includes a unit conversion capability", "permissions": ["storage"], "action": { "default_popup": "popup.html", "default_icon": { "16": "images/icon16.png", "48": "images/icon48.png", "128": "images/icon128.png" } }, "icons": { "16": "images/icon16.png", "48": "images/icon48.png", "128": "images/icon128.png" }, "web_accessible_resources": [ { "resources": [ "popup.css", "fonts/Open_Sans/static/OpenSans-Bold.ttf", "fonts/Open_Sans/static/OpenSans-SemiBold.ttf", "fonts/Open_Sans/static/OpenSans-Medium.ttf", "fonts/Open_Sans/static/OpenSans-Regular.ttf", "fonts/Open_Sans/static/OpenSans-Light.ttf" ], "matches": [""] } ], "content_security_policy": { "extension_pages": "script-src 'self'; object-src 'self'; style-src 'self' 'unsafe-inline'; img-src 'self' data:" } }
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How to download and manually install Calculator/Unit conversion extension for Chrome

Looking for a way to install Calculator/Unit conversion 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 Calculator/Unit conversion extensions manually, this article outlines two simple methods to effortlessly install Calculator/Unit conversion extensions, whether they come as unpacked folders in compressed formats like .zip or as .crx files.

Method 1: Download Calculator/Unit conversion extension and manually install through Drag &Drop

If you ever need to manually install a Calculator/Unit conversion 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 Calculator/Unit conversion Extension by clicking the "Download CRX" button on the website.

Look for the Calculator/Unit conversion extension you wish to install. Go to the website and download the Calculator/Unit conversion extension package, which is usually a .CRX file and comes in a zipped file. Here ".crx" file is the format for Calculator/Unit conversion 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 Calculator/Unit conversion 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 Calculator/Unit conversion extension for Chrome and install in Developer Mode

This is another method to install Calculator/Unit conversion 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 Calculator/Unit conversion extension file

Select and download the Calculator/Unit conversion 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 Calculator/Unit conversion 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 Calculator/Unit conversion 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 Calculator/Unit conversion 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 Calculator/Unit conversion extension in 2 ways. We hope this guide proves helpful.

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