See how users on a mobile connection would experience your website. Clearly communicate problems to your team and show off successes to clients.
Get a detailed report on what's happening on your website. Easily correlate network activity with CPU tasks and rendering progress.
Test your website to see how you can make it faster. DebugBear automatically identifies problems on your site and highlights the data you need to fix them.
Select one of over 70 metrics and view the data you need to optimize it.
See the impact of performance optimizations without deploying changes to your website.
Continuously track real user data from the Chrome User Experience Report (CrUX). This is what impacts Google search results.
Automatically run lab tests on a schedule and keep track of Google Lighthouse scores. Get more reliable data than you'd get from PageSpeed Insights.
Just enter page URLs you want to monitor.
Access pages behind authentication or hide popups with custom scripts.
Added a new render-blocking script? Uploaded a 5 MB image? Got a slow server response?
Use our zero-config automatic alerts, or set custom thresholds.
Wondering why your site got slower? Use an in-depth before and after comparison to see exactly what changed.