Build lightning-fast websites that delight and convert

webpage performance test page

Gold standard website performance testing for the modern web

To consistently deliver great websites and improve performance over time, your development team needs the right suite of tools to rapidly identify and test fixes pre-prod, comprehensively monitor your users’ experience in production, and dive deep at any time to resolve even the most complicated of performance issues.

WebPageTest by Catchpoint enables your front-end team to build, maintain, and continuously improve lightning-fast websites that delight and convert. Widely regarded as the Gold Standard of performance testing, WebPageTest is tailor-made for front-end development and QA teams looking to build the future of WebPerf.

Get a head start on your WebPerf

Product screenshot

Test, track and improve performance over time

Put Catchpoint performance monitoring to work by testing, tracking, alerting, and continuously improving on industry standard metrics like Core Web Vitals.

Paint a comprehensive picture of your users

Schedule tests with a huge variety of user devices, network speeds, viewports, and browsers (not just Chrome!).

Set performance budgets and alerts

Track performance improvement or regression and ensure high-quality product releases.

Stop Internet Outages in their tracks, we can help

Shift left your performance tuning

Catch performance issues before they hit production

Shift left your website performance testing and seamlessly integrate into tools like GitHub Actions, Jenkins, and more.

Rapidly identify perf issues at the source

Leverage a comprehensive, collaborative suite of frontend tools with filmstrips, waterfalls, request maps, compare-and-contrast, and more.

Automatically identify potential performance improvements

Discover performance, accessibility and resilience Opportunities and test and tweak perf with zero-code Experiments.

Product screenshot