Our Website Speed Test analyzes your website’s performance, and you will see exactly what elements slows down your website for desktop and mobile users.
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PageSpeed Insights
PageSpeed Insights 是 Google 提供的网页性能检测工具，输入 URL 即可获得移动与桌面速度评分、实测与实验室数据（含 Core Web Vitals）、详细优化建议与优先级，帮助开发者快速定位性能瓶颈并改善加载体验。
Website speed test | Check your page performance – Site24x7 Free Tools
Optimize your website performance with our free website speed test tool. Analyze loading times and enhance your user experience today.
Hotjar: Website Heatmaps & Behavior Analytics Tools
The next best thing to sitting beside someone browsing your site. See where they click, ask what they think, and learn why they drop off. Get started for free.
World’s leading AI-powered digital experiences – Optimizely
Empowering marketing and digital teams with everything they need to create content fast, test and personalize with ease, and prove impact on business outcomes.
Internet Speed Test by Speedcheck – Test my internet speed
Our Internet Speed Test is used by over 19M people to test their Internet speed. Do you get the speed you pay for?
Free Website Speed Test | Testing And Monitoring
Measure the speed and Core Web Vitals of your website. Find out how to make your website load faster and rank well in Google.
Website Speed Test | Pingdom Tools
Use this free Website Speed Test to analyze the load speed of your websites, and learn how to make them faster.