Track modern web performance metrics like First Contentful Paint and Cumulative Layout Shift. Or track custom user timing metrics tailored to your website.
Compare trends across different websites, and the optimize performance of your site.
Lighthouse is the tool that powers Google's PageSpeed Insights service. Track scores for performance, accessibility, and SEO.
Your page load times just went up, but why? DebugBear shows an in-depth comparison between any two test results, allowing you to see what changed.
Identify what's holding back rendering or making your page unresponsive. Efficiently debug performance problems.
Loading and running modern JavaScript apps can negatively impact performance. DebugBear tracks the size of your JavaScript bundles over time and shows you which file got bigger and why.
Just enter the URLs of the pages you want to monitor and we'll do the rest.
Invite as many users as you need, or give everyone access with a shareable URL.
Monitor mobile and desktop performance with custom device and network speeds. Run tests from 10 global locations.
Access pages behind authentication. Disable GDPR notices with custom scripts. Block third-party requests to monitor just your own code. Set performance budgets to keep your site fast.
Did you JavaScript bundle get bigger? Got a slow server response? Added a new image without an alt tag? Using a deprecated API? All of these can trigger an alert.
Set up alerts in the way that's most convenient to you.
Significant changes are detected automatically, without the need to set up thresholds. But if you need to you can fully customize the alerts.
Use the API to run tests or configure your monitoring setup.
Catch regressions early by testing each pull request with DebugBear. Report results to GitHub, a Slack channel, or your custom setup.
Download metrics as CSV or JSON, or export data with the API.