Free tool · 10 seconds

How fast is your website?

Last verified: June 3, 2026

Part of Storefront Health — the composite score that pairs this signal with five others on one scorecard.

Paste your URL and see your mobile load time — one number, one grade, plain English. Powered by Google PageSpeed Insights.

Looking at viewport, tap targets, and tap-delay instead of speed? Try the Mobile Check — the same Lighthouse data, different lens.

Works on any publicly accessible URL. Takes about thirty seconds.

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Want the full picture? The industry-specific audits check mobile speed plus booking flow, service menus, schema, and more.

Restaurant audit

Learn more

Why this tool exists.

Every check this tool runs maps to a specific concept in the Library. Two starting points — one definition, one playbook.

CWV

Google's three performance scores for a real page load on a phone — one for loading speed (LCP), one for layout stability (CLS), and one for…

LCP

How long it takes for the biggest visible chunk of your homepage — usually the hero image or the headline — to finish drawing on a phone. Un…

CLS

A score that measures how much your page jumps around as it loads — when a banner slides in, an image arrives late, or a late-loading font n…

Content Delivery Network, "the edge"

A global network of servers — Cloudflare, Fastly, AWS CloudFront — that keep cached copies of your site close to every visitor in the world,…

A seven-question decision framework for the rebuild question, with three case threads showing what each answer actually changes.