SpeedVitals

SpeedVitals

Perform Web Vitals & TTFB Test on Multiple Locations & Devices

What is SpeedVitals?
SpeedVitals is a robust Chrome extension enabling Web Vitals Speed and TTFB testing. It utilizes Lighthouse for Lab Data measurement, Chrome's User Experience API for field data measurement, and enables testing across multiple devices and worldwide locations. Its features include Web Vitals analysis, TTFB testing, multi-device/location testing, field data analysis, resource graphs, waterfall charting, layout shift visualizing and code coverage. Additionally, the SpeedVitals extension provides pro tips for optimizing website speed.
Stats
Users: 1,000+
Rating: 5.00 (9)
Version: 2.4.1 (Last updated: 2023-08-15)
Creation date: 2021-09-26
Risk impact: Low risk impact
Risk likelihood: Very low risk likelihood
Manifest version: 3
Permissions:
  • activeTab
  • storage
  • cookies
Host permissions:
  • https://app.speedvitals.com/
Size: 38.07K
Stats date:

Other platforms

Not available on Firefox
SpeedVitals
SpeedVitals (v2.4.1)
0.00 (0) 747
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Summary

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.

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User reviews
nice tools, support indonesia server
by Mending ID Mending ID, 2023-01-18

Good, they have indonesia server
by Bug Cache Bug Cache, 2022-11-17

最棒的台灣網路速度檢測 GOOD
by Sam Lin Sam Lin, 2021-12-04
View all user reviews
Safety
Risk impact

SpeedVitals is relatively safe to use as it requires very minimum permissions.

Risk likelihood

SpeedVitals has earned a good reputation and can be trusted.

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Screenshots
Promo images
SpeedVitals small promo image
Small promo image
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