| Google Mobile Friendly Test | Check Mobile friendliness and interstitials of a given page | https://search.google.com/test/mobile-friendly | Web Based | Free |
|---|
| Mobile-Friendly Test (Bulk Testing Tool) | Uses Google's API, check if your pages are mobile-friendly or if they have mobile-usability errors. Bulk Mobile-Friendly test, up to 50 URLs at the time. | https://technicalseo.com/tools/mobile-friendly/ | Web Based | Free |
|---|
| Mesure from Web.dev | Check Largest Contentful Paint and Cumulative Layout Shift from Core Web Vitals, HTTPs usage of a given page | https://web.dev/measure/ | Web Based | Free |
|---|
| Web Vitals Chrome Extension | Core Web Vitals of a given page | https://chrome.google.com/webstore/detail/web-vitals/ahfhijdlegdabablpippeagghigmibma?hl=en | Browser Extension | Free |
|---|
| PageSpeed Insights | Check Core Web Vitals, Field and Lab data of a given page | https://developers.google.com/speed/pagespeed/insights/ | Web Based | Free |
|---|
| Core SERP Vitals | Show Core Web Vitals of ranked pages in SERPs from CrUX Report (Field Data) | https://defaced.dev/tools/core-serp-vitals/ | Browser Extension | Free |
|---|
| Web Page Test | Web Page Performance Test of any Given Page including Core Web Vitals | https://www.webpagetest.org/ | Web Based | Free |
|---|
| Search Console (Core Web Vitals report) | Show From CrUX Report (Field Data) from your site pages | https://search.google.com/search-console/core-web-vitals | Web Based | Free |
|---|
| Chrome UX Report logoChrome UX Report Compare Tool | Compare real-world performance of sites and URLs | https://crux-compare.netlify.app/ | Web Based | Free |
|---|
| Wattspeed | Continously monitor Core Web Vitals for any page | https://wattspeed.com/ | Web Based and Browser Extension | Free |
|---|
| Lighthouse | Check Core Web Vitals, Lab data of a given page | https://developers.google.com/web/tools/lighthouse | Chrome Dev Tools & Browser Extension | Free |
|---|
| PageSpeed Compare - Easy Page Speed Benchmarking | Compare performance metrics of your pages against each other or your competitors using Google PageSpeed Insights (Lab and Field Data). | https://pagespeed.compare/ | Web Based | Free |
|---|
| Site Speed Comparison Tool | Compare site speed across results of a Google search | https://tools.sandboxweb.io/site-speed-comparison-tool | Web Based | Free |
|---|
| Measure Core Web Vitals of your Websites with Google Sheets | Automatically measure Core Web Vitals for multiple websites. | https://www.labnol.org/core-web-vitals-200819 | Google Sheets | Free |
|---|
| Treo Site Speed | Find out how fast your website is for real users. It's free and instant. | https://treo.sh/sitespeed/ | Web Based | Free |
|---|
| Layout Shift GIF Generator | Visualise the Core Web Vitals metric Cumulative Layout Shift (CLS) with a simple GIF | https://defaced.dev/tools/layout-shift-gif-generator/ | Web Based | Free |
|---|
| Bulk Core Web Vitals Check | Check up to 500 Pages of your site - whether from crawling your site, a specific list of URLs or pages ranking for a given keyword in Google | https://www.experte.com/web-vitals | Web Based | Free |
|---|
| Batch Speed | Bulk speed test multiple urls using Google's Page Speed checker | https://batchspeed.com/ | Web Based | Free |
|---|
| JitBit - Unused CSS | This free tool crawls your website for unused CSS selectors. It follows internal links recursively and looks on multiple pages | https://www.jitbit.com/unusedcss/ | Web Based | Free |
|---|
| Yellow Lab | Free and Open Source tool to check Web performance of any page | https://yellowlab.tools/ | Web Based | Free |
|---|
| GTMetrix | See how your site pages perform, reveal why they're slow and discover optimization opportunities. | https://gtmetrix.com/ | Web Based | Free |
|---|
| SEOinfo | A browser extension that highlights SEO configurations and issues of the browsed pages including Core Web Vitals metrics. | https://www.weeblrpress.com/blog/seoinfo-our-free-chrome-and-firefox-extension | Browser Extension | Free |
|---|
| Tame The Bots JavaScript & CSS Code Usage | See how much of each JavaScript & CSS file loaded on a page is actually used. | https://tamethebots.com/tools/codecoverage | Web Based | Free |
|---|
| Fast or Slow | Test the speed of your site from different locations from all over the world, using PageSpeed Insights metrics | https://www.fastorslow.com/app | Web Based | Free |
|---|
| Daretoboost | Website Speed Test and Monitoring - Up to 5 pages for free per month | https://www.dareboost.com/en | Web Based | Freemium |
|---|
| Screaming Frog SEO Spider | Freemium SEO Crawler (up to 500 URLs for free) offering PageSpeed Insights Integration – Lighthouse Metrics, Opportunities & CrUX Data | https://www.screamingfrog.co.uk/seo-spider/ | Desktop Based | Freemium |
|---|
Do you want me to add any new free tool or resource? Send me a tweet to @aleyda
Discussion 0
No discussion yet. Start it — no sign-up needed.