Use Cases

See how teams use DebugUtils to diagnose, fix, and monitor website performance.

Core Web Vitals Test

Check all five Core Web Vitals with lab data and CrUX real-user field data side by side. See which metrics pass and what to fix.

Run a full Lighthouse audit online — performance, accessibility, best practices, and SEO scores with detailed audit breakdowns.

Full page load breakdown with request waterfall, filmstrip, video recording, and per-resource timing. Find the bottleneck.

Test your online store's performance. Find the third-party scripts, unoptimized images, and render-blocking code costing you sales.

Generate shareable performance reports for clients. Scores, waterfall, filmstrip, and recommendations in a single URL.

Test before and after every deploy. Compare Lighthouse scores and request waterfalls to catch regressions before users do.