Run a free website speed test from multiple locations around the globe using real browsers… Some of the top features or benefits of WebPagetest are: Detailed Performance Metrics, Real Browsers, Geolocation Testing, Advanced Testing Options, Free and Open Source, Video Capture, and Waterfall Charts. You can visit the info page to learn more. We have listed more than 10 alternatives to WebPagetest. You can find them below. The top competitors are: GTmetrix, PageSpeed Insights, and Google Lighthouse. Apart from the top ones, people also compare WebPagetest with SpeedCurve, Yellow Lab Tools, and DebugBear. The latest product that identified WebPagetest as a competitor is Loado.