Perform Web Vitals & TTFB Test on Multiple Locations & Devices

Latest Version

Version
2.4.1
Update
August 14, 2023
Size
37.18KiB
Developer
speedvitals.com
Category
Users
1,000+
Rating
5 ★
Manifest Version
3
Web Store Status
Languages Support
English (United States)
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Permissions
ActiveTab
Storage
Cookies
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SpeedVitals Extension

SpeedVitals Extension helps you perform the Web Vitals Speed Test and TTFB Test on any website directly from your browser.

SpeedVitals is a free Web Performance measurement tool that uses Lighthouse to measure Lab Data and Chrome's User Experience API (CrUX) to measure field data.


Key Features

1) Web Vitals: Measure all the Web Vitals such as First Contentful Paint (FCP), Largest Contentful Paint (LCP), Cumulative Layout Shift (CLS), First Contentful Paint (FCP), Time to Interactive (TTI), and Speed Index (SI). We also measure some other metrics like Server Response Time (TTFB) and Web Page Size.

2) TTFB Testing: Measure TTFB (Time to First Byte) from 40 locations across the globe

3) Multi-Device Testing: Measure your Website's Performance across more than 30 devices having different Form Factors

4) Multi-Location Testing: Run Core Web Vitals test on more than 35 locations across the globe including United States, United Kingdom, India, Japan, Australia, Germany, Brazil, South Korea, and more.

5) Field Data: View the real-world Core Web Vitals data of any Web Page using Chrome's User Experience API.

6) Resource Graphs: Resource Graphs give a visual representation of Web Page resource distribution.

7) Waterfall Chart: Waterfall Chart provides a visualization of the load timings with metrics like Blocking Time, DNS Lookup Time, TCP Connect Time as well as HTTP Request/Response Header information.

8) Layout Shift Visualizer: Layout Shift Visualizer presents a GIF of Cumulative Layout Shift (CLS) and helps diagnose the cause behind the shift

9) Code Coverage: Code Coverage helps identify the resources (CSS/JavaScript) with unused code segments

10) SpeedVitals Pro Tips: SpeedVitals Pro Tips is an advanced curated list of factors that can dramatically speed up a Web Page. It also includes advanced platform-specific tips for CMSs like WordPress
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Source Manifest.json

{"update_url": "https://clients2.google.com/service/update2/crx", "manifest_version": 3, "name": "SpeedVitals", "description": "Perform Web Vitals & TTFB Test on Multiple Locations & Devices", "version": "2.4.1", "author": "[email protected]", "action": { "default_icon": "icon.png", "default_popup": "popup.html" }, "icons": { "16": "icon16.png", "32": "icon32.png", "48": "icon48.png", "128": "icon128.png" }, "host_permissions": [ "https://app.speedvitals.com/" ], "permissions": [ "activeTab", "storage", "cookies" ] }
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How to download and manually install SpeedVitals extension for Chrome

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

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

If you ever need to manually install a SpeedVitals 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 SpeedVitals Extension by clicking the "Download CRX" button on the website.

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

This is another method to install SpeedVitals 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 SpeedVitals extension file

Select and download the SpeedVitals 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 SpeedVitals 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 SpeedVitals 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 SpeedVitals 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 SpeedVitals extension in 2 ways. We hope this guide proves helpful.

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User reviews

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Mending ID (ID: 000000f9ebb77f31) Voted 5 ★ - Updated 01/18/2023 nice tools, support indonesia server

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Bug Cache (ID: 0000006afec2abe7) Voted 5 ★ - Updated 11/17/2022 Good, they have indonesia server

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Sam Lin (ID: 000000fe061a8ed4) Voted 5 ★ - Updated 12/04/2021 最棒的台灣網路速度檢測 GOOD

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數聚達行銷事務所 (ID: 000000ad94099838) Voted 5 ★ - Updated 12/04/2021 支援台灣 非常棒!

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Elvio Gonzalez (ID: 00000050431d328a) Voted 5 ★ - Updated 10/31/2021 Thanks for adding the TTFB test, helps a lot to compare the performance in different countries. Checking the Lab Data, Field data and Waterfall all in one place helps save a lot of time and prevents the hassle of using multiple speed test tools.