About Core Web Vitals Test
Core Web Vitals for any page, competitors included, can be checked from the toolbar with Core Web Vitals Test, a Chrome extension that compares metrics for desktop and mobile. Buttons for desktop and mobile recalculate the numbers on demand, so there is no need to open Google PageSpeed Insights or other separate tools. Comparing your page metrics with competitor websites under real-world conditions is meant to reveal their weaknesses, which can then feed into an SEO strategy. The aim is better performance and user experience, and the interface is offered in many languages. It is classed as a developer tool. It is offered as an excellent tool for improving performance, enhancing user experience and reaching SEO goals. Competitor pages can be tested the same way as your own.
Services and details
Does SEO work itself
YesTechnical audits
YesBrowser extension
Yes
No information yet on keyword research, content optimization, writes content with AI, rank tracking, backlinks and link building, local SEO, AI search visibility, free plan or free tools, free trial, API or MCP server, WordPress plugin, built for agencies. The website did not say; check with the vendor.
Listing compiled from public sources and the product's own website on 2026-11-06. Report a correction or request removal. Back to technical SEO and audit tools.