Available on iOS

Know your site's real speed

Core Web Vitals, performance scores, and AI-powered recommendations — all from your pocket.

Download on the App Store Free · iOS 16.6+
PageSpeed Analyzer app
10K+ Active Users
500K+ Sites Analyzed
99.9% Uptime
4.8 App Store Rating

Everything you need to
diagnose performance

Powered by Google's Lighthouse engine. Get the same insights as Chrome DevTools, anywhere.

Real-time Analysis

Test any URL in seconds — get scores, vitals, and what to fix without leaving your phone.

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Detailed Reports

Spot why Google penalizes your site — Performance, Accessibility, Best Practices, and SEO scored in one pass.

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AI-Powered Insights

Smart analysis summarizes issues and prioritizes fixes based on real impact.

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Core Web Vitals

LCP, FID, CLS — the metrics Google uses to rank your site, tracked at a glance.

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Mobile & Desktop

See exactly how your site performs for the device that matters — most traffic is mobile, your test should be too.

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Sitemap Analysis

Find every broken page and bad redirect across your whole site before Google does.

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Search Console, in your pocket

OAuth into Google Search Console and see top queries, top pages, and traffic over time — with on-device AI commentary on what's actually working.

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Export the report as PDF

One tap turns any audit into a polished PDF — perfect for client deliverables or before-and-after proof.

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Re-open any test, instantly

Every audit is cached so you can compare today vs last week without re-running the analysis.

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Cache that respects your API budget

Configure result caching from 10 minutes to 24 hours — never burn quota on the same URL twice.

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AI that runs on your phone

Apple's on-device foundation models analyze every result — no data sent to OpenAI, no cloud round-trip, no monthly fees.

See what you get

From URL input to full performance breakdown in seconds.

URL input and device selection

Quick Testing

Enter URL, pick device, analyze

AI analysis and performance scores

AI Analysis

Smart insights & category scores

Performance metrics and Core Web Vitals

Deep Metrics

Every metric that matters

Sitemap analysis results

Sitemap Crawler

Audit every page at once

Three steps. Zero friction.

01

Enter Your URL

Paste any website address. Pick mobile or desktop mode for targeted results.

02

Get the Breakdown

Scores, Core Web Vitals, AI summary, and detailed metric categories — all in one view.

03

Fix & Re-test

Follow prioritized recommendations, then re-analyze to measure your improvement.

Stop guessing.
Start measuring.

Free on the App Store. No account required.

Download for iOS