Some different website performance tools include PageSpeed Insights, WebSiteOptimization.com, DareBoost and WebPageTest. Some of these tools allow webmasters to check their website's performance free, while others are premium services.
PageSpeed Insights is a free performance tool provided by Google to allow site owners to test the speed of their websites on different devices. WebSiteOptimization.com enables users to determine the composition, page size and download time of their websites. Webmasters can use WebPageTest from any location to test their site speed. Additionally, they can performance advanced tests such as video capture, multistep transactions and content blocking. DareBoost is a premium service, and it offers a personalized report to webmasters.