Website Page Speed Test - Core Web Vitals and Real User Data (CrUX) reports icon

Website Page Speed Test - Core Web Vitals and Real User Data (CrUX) reports

by SuperWebShare · Tools
Manifest V3 Free
View in Chrome Web Store Data as of 17 Oct 2026

Analyze website performance with Core Web Vitals, resource analysis, and optimization suggestions

Users
251
+10 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#58K
#49K among extensions
Version
1.0.24
updated 4 Oct 2026

Users

monthly, 12 months
0126251Oct 2025May 2026Oct 2026
Latest, 17 Oct 2026: 251 usersMove the mouse over the chart for any month

Ratings count

monthly, 12 months
001Oct 2025May 2026Oct 2026
Latest, 17 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Website Page Speed Test - Core Web Vitals and Real User Data (CrUX) reports

Analyze and optimize your website's performance with this powerful, easy-to-use Chrome extension. Get instant insights into your page speed, Core Web Vitals, and actionable optimization recommendations - all with a single click! 🚀 Key Features: Core Web Vitals Analysis Largest Contentful Paint (LCP) - Measures loading performance Cumulative Layout Shift (CLS) - Tracks visual stability Interaction to Next Paint (INP) - Evaluates responsiveness First Contentful Paint (FCP) - Initial render timing Time to First Byte (TTFB) - Server response speed First Input Delay (FID) - Interactivity metrics 📊 Performance Scoring Get an overall performance score (0-100) based on Google's Core Web Vitals standards. Instantly see if your site has excellent, good, needs improvement, or poor performance with color-coded indicators and detailed breakdowns. 🔍 Resource Analysis > Images: Identify oversized images, missing alt text, opportunities for WebP conversion, and lazy loading recommendations > CSS Files: Detect unminified stylesheets, render-blocking resources, and optimization opportunities > JavaScript: Find blocking scripts, unminified files, and code splitting suggestions 💡 Smart Optimization Suggestions Receive prioritized, actionable recommendations to improve your website's speed: 1) High-priority fixes for critical performance issues 2) Medium-priority optimizations for better user experience 3) Low-priority enhancements for accessibility and SEO 4) Estimated time savings and performance improvements for each suggestion 5) Real User Data (CrUX) reports of last 28 days 🌍 Multi-Language Support Available in English, Spanish, and French - making it accessible to developers worldwide. ⚡ Lightning Fast & Privacy-Focused 1) Works entirely in your browser - no data sent to external servers 2) Instant analysis with real-time metrics collection 3) No tracking, no ads, no subscriptions required 4) Lightweight and doesn't slow down your browsing 🔗 Integration with Industry Tools Quick links to PageSpeed Insights and GTmetrix for deeper analysis and cross-validation of results. Perfect For: 1) Web developers optimizing site performance 2) SEO specialists improving Core Web Vitals scores 3) Digital marketers enhancing user experience 4) Website owners monitoring page speed 5) Anyone who wants faster loading websites 6) Speed optimizing people who want to check the Real User Data (CrUX) reports easily. Test any website instantly and get professional-grade performance insights without leaving your browser!

Growth

WindowUsersChangeRatingsRating
7 days+10+4.1%00.00
30 days+10+4.1%00.00
6 months+155+161.5%00.00
1 year+248+8266.7%00.00

Chrome Web Store search rankings

Where Website Page Speed Test - Core Web Vitals and Real User Data (CrUX) reports appears when people search the store, with the 30 day change
Search phrasePosition30 days
speedtest#53+2

Version history

10 versions recorded
1.0.244 Oct 2026
1.0.2327 Mar 2026
1.0.2023 Mar 2026
1.0.1520 Mar 2026
1.0.104 Feb 2026
1.0.722 Jan 2026
1.0.621 Jan 2026
1.0.420 Jan 2026

Details

Category
Tools
First seen
9 Oct 2025
Size
157 KB
Languages
en, es, fr
Pricing
Free
Extension ID
nocbkhelgmjilgdigeofedolackelpca

Permissions and risk

Moderate riskimpact 3, likelihood 2
Permissions
activeTabscriptingstoragedebugger
Site access
<all_urls>
Can read and change data on every website you visit.

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