PageSpeed Matters
    Speed Audit
    Let's Talk
    PageSpeed Matters
    Book a Call
    Tools & Data Sources · Glossary

    Chrome DevTools

    Matt SuffolettoWritten by Matt Suffoletto
    Published June 26, 2026
    Chrome DevTools
    Share

    TL;DR

    Chrome DevTools is the suite of debugging tools built into Google Chrome, including the Performance, Network, Coverage, and Lighthouse panels, used to inspect and profile pages.

    What is Chrome DevTools?

    Chrome DevTools is the suite of debugging tools built into Google Chrome, including the Performance, Network, Coverage, and Lighthouse panels, used to inspect and profile pages.

    Learn more in our how to measure performance the right way guide, or work with us through our done-for-you speed optimization service.

    How Chrome DevTools is Measured

    DevTools opens with F12, Ctrl+Shift+I, or Cmd+Option+I, and runs against any URL loaded in the browser.

    Related Terms

    Sources