How to check your website's performance score | Page speed insights

In this tutorial, we will use the Performancepanel to find a performance bottleneck on a live page. To begin: 1. Open Google Chrome in Incognito Mode. Incognito Mode ensures that Chrome runs in a cleanstate. For example, if you have a lot of extensions in

Get your PageSpeed score and use PageSpeed suggestions to make your web site faster through our online tool. Run the open source PageSpeed Modules on your Apache or Nginx server to...

Enter a website URL to analyze its performance, Core Web Vitals, and get detailed optimization recommendations powered by Google PageSpeed Insights. Page speed is a critical factor for user experience, SEO rankings, and conversion rates.

GTmetrix is a free tool to test and monitor your page's performance. Using Lighthouse, GTmetrix generates scores for your pages and offers actionable recommendations on how to optimize them.

For details, see the Google Developers Site Policies.

PageSpeed Insights is a tool by Google that reports on the performance of a page on both mobile and desktop devices and provides suggestions on how that page can be improved.

PageSpeed Tools是Google開發的一款 網頁效能檢測，可以看在行動裝置與電腦上的網頁執行狀況與載入頁面的速度，分析後會給予評分與建議，以此來優化網站的整體效能，讓網站跑得更快。