The Best 9 SiteSpeedTester.com Alternatives

  • PageSpeed Insights icon

    PageSpeed Insights

    pagespeed is addon for firebug (debugger addon for mozilla firefox ) for analyzing of page loading process and suggesting to webmaster how speed up page loading. javascript obfuscating, image resizing, css merging and vise versa.

    Free Open Source Mac OS X Windows Linux Chrome Firefox Firebug

  • Gtmetrix icon

    Gtmetrix

    GTmetrix is a free tool that analyzes your page's speed performance. Using Page Speed and YSlow, GTmetrix generates scores for your pages and offers actionable...

    Free Web

  • WebPagetest icon

    WebPagetest

    Run a free website speed test from multiple locations around the globe using real browsers (Firefox, IE, Chrome, Android and iOS) and at real consumer connection speeds....

    Free Open Source Web

  • Yahoo! YSlow icon

    Yahoo! YSlow

    YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages. YSlow is a Firefox add-on integrated with the Firebug web development tool.

    Free Open Source Mac OS X Windows Linux Chrome Firefox Safari Opera Firebug

  • SitePerformanceTest.com icon

    SitePerformanceTest.com

    Perform and explore an in-depth website analysis. Generate a comprehensive report to evaluate performance and usability ratings complete with improvement recommendations.

    Free Web

  • TestWebSpeed.com icon

    TestWebSpeed.com

    Evaluate the load speed and usability for any webpage. Generate a report to determine website performance with detailed efficiency recommendations and usability...

    Free Web

  • WebO (Web Optimizer) icon

    WebO (Web Optimizer)

    This project has been launched after the Russian web conference ClientSide2007. The goal was to gather not only theoretical information about websites speeding-up, but...

    Free Web