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Website Speed Test &
Core Web Vitals Audit

Test your website or e-commerce store real-world loading speed on mobile and desktop. Instant Google Lighthouse analysis, platform detection, and practical optimization steps without complex IT jargon.

Popular tests:
Mobile & Desktop (2-in-1)
Google Lighthouse v12
100% Free
Connecting to server...

Running simultaneous Google Lighthouse mobile and desktop simulations. This takes 10-14 seconds on average.

0
Excellent Speed

Website Performance Summary

Your website meets Google Core Web Vitals and Doherty Threshold speed standards.

Domain: - Platform: - Server: - Page Size: -
LCP (Largest Contentful Paint) Good
0.0 s

How fast visitors see the main headline or hero image. Target: under 2.5 seconds.

FCP (First Contentful Paint) Good
0.0 s

When the blank screen ends and the user sees the first visual element. Target: under 1.8 seconds.

CLS (Visual Stability) Good
0.00

Whether text and buttons jump around while images load. Target: under 0.1 with zero layout shift.

TTFB (Server Response) Good
0 ms

How quickly your hosting server starts sending data. Doherty Threshold target: under 400 milliseconds.

Deep Code Diagnostics

Code & Resource Audit Report

Full list of performance bottlenecks and resources with specific files and estimated time savings.

Optimization Opportunities Resolving these render-blocking factors will accelerate your site the most. Click an issue to inspect the specific files:

How MarketMeNow Will Accelerate Your Website

Our systems engineers and AI code agents eliminate detected bottlenecks at the server and code level with a guaranteed speed boost.

Estimated Investment
from €290
Fixed budget, zero hidden fees

What we will deliver on your site:

    Seamless Collaboration with Your IT Team: If your website is maintained by an in-house dev team or agency, we work alongside them. We prepare a crystal-clear technical roadmap with ready-to-deploy code fixes or implement everything safely in a staging environment.

    Request Speed Optimization

    Fill out the form and we will send an exact quote and action plan within 2 hours.

    Fixed budget. Zero hidden fees. Response within 2h.

    Why Website Speed Determines Business Success in 2026

    Visitors don't wait. A clear, business-focused breakdown of why every tenth of a second directly impacts your revenue and customer trust.

    The 400ms Doherty Threshold & User Patience

    Cognitive research shows the human brain perceives a digital interface as an instant physical tool only when system response stays under 400 milliseconds. If a website stalls for 1-2 seconds, attention breaks, friction spikes, and users close the tab.

    Direct Impact on Revenue & Checkout Conversions

    Deloitte and Google studies confirm: every 0.1-second improvement in e-commerce speed increases checkout conversions by 7-10%. Slow catalog filtering and sluggish carts are the primary reasons shoppers abandon orders for faster competitors.

    Google Rankings & Ad Costs (Quality Score)

    Core Web Vitals are an official Google ranking factor. Fast websites earn higher organic visibility. In Google Ads, landing page speed directly drives Quality Score - a slow site forces you to pay 30-40% more per click.

    The Era of AI Search (ChatGPT, Perplexity, Gemini)

    Modern AI agents and answer engines prioritize websites with minimal server response times (low TTFB) and clean semantic DOM structures. If your site is bloated with render-blocking scripts, AI crawlers time out and cite your competitors instead.

    How Our 4-Step Speed Optimization Works

    1

    Code & Server Audit

    We identify all render-blocking assets, server bottlenecks, unoptimized images, and slow database queries.

    2

    Staging Optimization

    All work is performed in an isolated staging environment without disrupting your live website or order flow.

    3

    Benchmark Verification

    We run repeated Google Lighthouse tests to verify that Core Web Vitals hit the green zone (>90 score).

    4

    Zero-Downtime Launch

    We deploy improvements to production with zero downtime and provide a warranty on the achieved speed.

    FREQUENTLY ASKED QUESTIONS

    Everything You Need to Know About Speed Optimization

    Practical, honest answers about safety, code integrity, timelines, and working with your developers.

    Will speed optimization break my website design or functionality?
    No. All work carries a visual and functional integrity guarantee. We optimize asset delivery, compress resources, and fix execution priority without removing design elements or features. Full backups are created beforehand, and every change is tested in staging first.
    How long does website acceleration take?
    Thanks to our AI code diagnostics and server-level engineering, standard websites and online stores are optimized within 24 to 48 hours of receiving access. Custom enterprise systems are scheduled individually.
    Do I have to switch my current hosting provider?
    In most cases, no. The majority of slowdowns stem from code, image, and cache configuration issues. Even mid-tier hosting can be dramatically accelerated with proper Nginx microcaching, modern PHP workers, and database indexing. If your server hardware is genuinely insufficient, we will tell you upfront.
    How do you collaborate with our existing IT developers?
    We work as a supportive technical partner. We either deliver a precise engineering specification with ready configuration snippets or implement fixes in a shared staging branch that your developers can review and merge.
    Are there situations where you decline a project?
    Yes, we are 100% transparent - we decline projects when:
    • Closed proprietary platforms: where server or code-level access is restricted and technical fixes cannot be deployed.
    • Internal IT resistance: if an in-house dev team opposes external collaboration or refuses code changes.
    • Critically fragile legacy code: where any modification risks breaking core ERP/accounting integrations.
    If our initial audit shows we cannot guarantee a major improvement, we tell you immediately at zero cost.
    Who owns the optimized code and configurations?
    100% of all code improvements, server configurations, and assets remain your full property. We never use proprietary lock-in plugins or recurring rental scripts.
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