SitePulse
FeaturesHow it worksMetricsAbout

REAL INSIGHTS. FASTER WEBSITES.

Know why your website is slow.

SitePulse runs website performance audits, analyzes Lighthouse data to identify bottlenecks and optimization opportunities, and turns the findings into prioritized, developer-ready recommendations.

No installation. No signup. Just real insights.

sitepulse / audit
Running
GEThttps://example.com200 OK
Audit
Collect
Analyze
Findings
Report
Performance
94/100
LCP
1.2s
CLS
0.03
TBT
120ms
!
Optimization opportunityHigh impact
Render-blocking resources−420ms
18 metrics analyzed
1.84s

Everything the audit gives you

Drag the deck sideways, or use the arrow keys, to move through what SitePulse reports back.

Comprehensive audits

Run a structured performance audit against any public URL and get the full Lighthouse picture back.

01 of 06

Core Web Vitals

LCP, CLS, TBT and INP tracked together, with the thresholds Google actually ranks against.

02 of 06

Bottleneck detection

See which scripts, images and third-party requests are holding up the render.

03 of 06

Optimization opportunities

Every finding comes with the milliseconds you stand to win back by fixing it.

04 of 06

How it works

Four steps from a URL you're worried about to a faster site. No setup, no agent to install.

  1. Enter URL

    Paste any public address and pick mobile or desktop.

  2. We analyze

    A full Lighthouse run against Google's infrastructure.

  3. 94

    Read the findings

    Scores, vitals and the bottlenecks behind them.

  4. +18

    Ship the fix

    Work the list top down and watch the score climb.

What a report looks like

This is a real audit of vercel.com. Switch devices to see how much the picture changes.

https://vercel.com

Analyzed just now · Lighthouse 12

Performance

0out of 100

Faster than most sites on desktop connections.

Categories

Performance94
Accessibility92
Best practices96
SEO100

Core Web Vitals

LCP1.2s

Good

CLS0.03

Good

TBT120ms

Good

INP96ms

Good

Top opportunities on desktop

  • HighEliminate render-blocking resources−420ms
  • MediumServe images in next-gen formats−210ms
  • LowReduce unused CSS−90ms

More than just a score

A number tells you something is wrong. These tell you what to change.

The full audit payload

Request waterfalls, diagnostics and metric breakdowns — the same data Lighthouse produces, laid out so you can read it.

document
app.css
vendor.js
hero.webp
analytics.js
0s1.0s2.0s

Mobile and desktop side by side

Most sites pass on desktop and fail on mobile. See both runs against the same URL.

Desktop94
Mobile78

Fixes, not warnings

Each finding names the resource and the time you get back.

/_next/static/vendor.js

defer → saves 420ms

Nothing to install

No agent, no snippet, no build step. Paste a URL and the audit runs against Google's infrastructure — which means results you can point your team at without arguing about the setup.

No script tagNo SDKNo CI configNo account needed

SPEED FUELS BETTER EXPERIENCES

Ready to analyze your website?

Get real insights. Fix issues. Build a faster web.