How fast is your website?
Run a full Google Lighthouse audit — Core Web Vitals, performance, accessibility, SEO and best practices — for mobile and desktop in one click.
Try:
Running Lighthouse…
Testing mobile & desktop. A real audit takes 15–40 seconds.
- Mobile audit
- Desktop audit
- Building report
Something went wrong
0–49 Poor
50–89 Needs work
90–100 Good
Core Web Vitals (lab data)
Simulated Lighthouse metrics. Pass/fail coloured against Google's thresholds.
Field Data (real users · CrUX)
Chrome User Experience Report — what real visitors actually experienced over the last 28 days.
Page load filmstrip
How the page rendered, frame by frame.
Top opportunities
Fixing these could measurably speed up the page. Sorted by estimated time saved.
Diagnostics
More about the performance of the application.
Request waterfall
Network requests over the page load timeline.