The #1 Slow Website Fix Agency
Expert Slow Website Fix Services
Your website takes 5–10+ seconds to load. Visitors leave, Google ranks you lower, and conversions plummet. We diagnose every bottleneck — render-blocking scripts, unoptimized images, slow servers, poor caching — and fix them all, typically taking sites from a score of 20–30 to 90+.
A slow website is the most expensive problem you don't realize you have. Every second of delay costs you 7% in conversions, 11% fewer page views, and a 16% decrease in customer satisfaction. Google uses page speed as a ranking factor, so slow sites get less organic traffic — compounding the revenue loss. Our slow website fix service goes beyond surface-level recommendations: we perform deep waterfall analysis, CPU profiling, and root-cause diagnosis to find the specific bottlenecks slowing your site. Then we fix every one — render-blocking resources, oversized images, bloated JavaScript, missing caching, slow server response, and third-party script overhead. The result: a dramatically faster site with measurable business impact.
Trusted by leading brands
ROI Calculator
How Much Revenue Is Your Slow Site Costing You?
Enter your URL — in 30 seconds, you'll see exactly how much revenue slow speed is costing you.
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10,000+ sites analyzed · No login required · See your losses in 30 seconds
conversion loss per 1-second delay
of visitors leave after 3 seconds
Think with Google
in annual revenue lost to slow sites
Akamai
of consumers say speed affects purchases
Unbounce
higher bounce rate at 5s vs 1s load
of shoppers won't return to slow sites
Akamai
faster = 1% more conversions
Deloitte
sites analyzed by our tool
PageSpeed Matters
to form a first impression online
Google Research
abandon sites that take 3s+ to load
Portent
conversion loss per 1-second delay
of visitors leave after 3 seconds
Think with Google
in annual revenue lost to slow sites
Akamai
of consumers say speed affects purchases
Unbounce
higher bounce rate at 5s vs 1s load
of shoppers won't return to slow sites
Akamai
faster = 1% more conversions
Deloitte
sites analyzed by our tool
PageSpeed Matters
to form a first impression online
Google Research
abandon sites that take 3s+ to load
Portent
Who This Is For
Is Your Slow Site Costing You Money?
E-Commerce Stores
Online stores losing sales to slow product pages, collection views, and checkout flows — where every second of delay directly reduces conversion rates and increases cart abandonment.
Service Businesses
Service businesses whose slow websites create a poor first impression — undermining credibility and trust with potential clients who expect a fast, professional online experience.
Content & Media Sites
Content-heavy sites where slow load times increase bounce rates, reduce engagement, and hurt ad revenue — and where SEO rankings directly depend on page speed.
Lead Generation Sites
Lead gen sites running paid traffic where slow pages waste ad spend — every second of delay reduces form submissions and increases cost per acquisition.
The Problem
What a Slow Website Is Really Costing You
Visitors Leave Before Your Page Loads
53% of mobile visitors abandon sites that take over 3 seconds to load. Your site takes 5–10+ seconds. That means more than half your traffic never sees your content, products, or calls to action. Every second of delay loses visitors you already paid to acquire through SEO and advertising.
Why Speed MattersGoogle Ranks Slower Sites Lower
Page speed is a confirmed Google ranking factor. Sites that fail Core Web Vitals assessments get deprioritized in search results. Your slow site is losing organic traffic to faster competitors — and the gap widens every month as Google increases the weight of page experience signals.
Service: CrUX OptimizationEvery Second Costs You Revenue
Research from Portent shows that every additional second of load time reduces conversions by 7%. A site loading in 1 second converts 3× higher than a site loading in 5 seconds. If your site generates $100K/month, a 2-second improvement could add $14K/month in revenue.
Speed ROI CalculatorYou Don't Know What's Actually Slow
PageSpeed Insights gives you a score and a generic list of recommendations, but doesn't tell you which specific bottleneck is costing the most time. Is it the server? The JavaScript? The images? A third-party script? Without root-cause diagnosis, you're guessing — and fixing the wrong things first.
Service: Performance AuditPrevious Fix Attempts Didn't Work
You've tried caching plugins, image compression, and 'speed optimization' services — but your site is still slow. Surface-level fixes don't address root causes like render-blocking critical chains, main-thread JavaScript execution, layout thrashing, and third-party script timing.
Guide: Speed Testing ToolsSlow Speed Is Damaging Your Brand
Users associate slow websites with unprofessional, untrustworthy businesses. 79% of shoppers who are dissatisfied with site performance say they're less likely to purchase again. Your slow site isn't just losing one sale — it's permanently damaging brand perception.
Why Speed MattersHow We Fix It
A Full-Stack Speed Fix
Deep Performance Diagnosis
We run comprehensive waterfall analysis, CPU profiling, and field data assessment across every key page template. We identify every bottleneck — not just the obvious ones, but the hidden rendering pipeline issues, JavaScript execution problems, and third-party script overhead that surface-level tools miss.
Server & TTFB Optimization
We reduce your Time to First Byte from 600ms+ to under 200ms through server-side caching, CDN configuration, database query optimization, and hosting evaluation. Fast TTFB is the foundation — everything else builds on it.
JavaScript Optimization & Deferral
We audit every script on your site — first-party bundles and third-party tags — then tree-shake unused code, code-split bundles, defer non-critical execution, and eliminate bloated libraries. This directly fixes Total Blocking Time and INP failures.
Image & Asset Optimization
Every image converted to modern formats (WebP/AVIF), properly sized for responsive viewports, lazy-loaded below the fold, and preloaded for LCP elements. Combined with CSS minification and font optimization, this typically reduces page weight by 60–80%.
Caching & CDN Configuration
We implement proper browser caching with long-lived immutable headers, configure CDN edge caching for global delivery, and set up server-side page caching where applicable. Returning visitors get near-instant load times.
Core Web Vitals Remediation
LCP, INP, and CLS each get targeted, root-cause fixes. LCP images preloaded, JavaScript long tasks broken into yielding chunks, layout shifts eliminated with explicit dimensions. All three metrics brought to passing thresholds.
The Data
The Impact of Fixing Your Slow Site
Speed isn't a nice-to-have — it's a revenue lever that compounds over time.
Proof
Slow Sites We've Fixed
Real results from real slow website fix projects.
Therapevo
Load time from 8.4s to 1.2s. Lighthouse from 32 to 96. All Core Web Vitals passing. 18 bottlenecks identified and fixed.
View Case Study
Pure Parima
Mobile Lighthouse from 29 to 87. TBT from 2,800ms to 180ms. Third-party scripts consuming 2.8s of main-thread time remediated.
View Case Study
Platterful
80% load time reduction. Render-blocking Liquid, unoptimized images, and heavy app scripts all fixed. Conversion rate up 35%.
View Case StudyOur Process
How We Fix Slow Websites
Speed Diagnosis & Profiling
Day 1–2We run comprehensive performance tests across every key page template — homepage, product/service pages, landing pages, blog posts. We use Lighthouse, WebPageTest, Chrome DevTools CPU profiling, and CrUX field data to identify every bottleneck. You receive a complete diagnosis showing exactly what's slow and why.
Impact-Prioritized Fix Plan
Every bottleneck is ranked by: (1) time savings — how many seconds each fix is worth, (2) implementation effort — hours to fix, (3) business impact — which pages affect the most revenue. High-impact, low-effort fixes go first. You approve the plan before we touch anything.
Implementation & Testing
We implement every fix systematically — server optimization, JavaScript remediation, image optimization, caching configuration, and CWV fixes. Each change is individually tested for functional regressions. We never break functionality to gain speed.
Validation & Before/After Report
Day 5–7We validate every optimization against Lighthouse, WebPageTest, and CrUX field data. You receive a detailed before/after report showing load time reduction, score improvement, CWV status, and projected business impact. We also set up monitoring to ensure speed is maintained.
Monitoring & Speed Maintenance
We set up automated performance monitoring so you're alerted if speed degrades. We provide a maintenance guide for your team — how to add content without reintroducing bottlenecks. Optional ongoing monitoring retainer available.
Deliverables
What You'll Receive
Every slow website fix includes full diagnosis, implementation, before/after proof, and monitoring setup.
Performance Diagnosis Report
Complete bottleneck analysis across all page templates — every slow resource, blocking script, and rendering issue identified with exact time cost and fix priority.
Before/After Performance Report
Detailed comparison showing load time, Lighthouse score, Core Web Vitals, and page weight improvements for every page template — with screenshots and metrics.
Server & TTFB Optimization
Server response time reduced to under 200ms through caching, CDN configuration, and hosting optimization. Documented configuration for maintenance.
JavaScript Optimization
All render-blocking and unused JavaScript removed, deferred, or code-split. Third-party scripts audited and remediated. Bundle size reduced 60–80%.
Image Optimization
Every image converted to WebP/AVIF, responsive srcsets implemented, lazy loading configured, LCP images preloaded. Typical 70–90% image payload reduction.
Caching Configuration
Browser caching, CDN caching, and server-side caching properly configured with optimal TTLs and cache-busting strategies.
Core Web Vitals Fix Report
LCP, INP, and CLS individually traced to root causes and fixed. Before/after measurements for each metric across all page templates.
Rendering Pipeline Optimization
Critical CSS inlined, render-blocking resources eliminated, font loading optimized, above-the-fold content prioritized for fastest possible first paint.
Third-Party Script Audit
Every third-party script assessed for impact and optimized: deferred, delayed, or removed based on cost-benefit analysis.
Speed Monitoring Setup
Automated monitoring configured to alert you if performance degrades — with dashboards showing key metrics over time.
Revenue Impact Projection
Custom report mapping your speed improvements to projected conversion gains, organic traffic improvement, and revenue impact.
Speed Maintenance Guide
Documentation for your team on how to maintain speed when adding new content, plugins, scripts, or features.
Pricing
Estimate Your Investment
Answer a few quick questions about your site to get an instant ballpark. Final pricing is confirmed after an audit.
How much traffic does your site get?
How much custom code does your site have?
How many third-party tools are running?
Do you need Core Web Vitals optimization?
How many posts/pages and products does your site have?
Estimated Investment
$1,500 – $2,500
One-time optimization fee
Typical Timeline
5–7 days
Why this range
simple setup
Final quote + plan confirmed after audit
Deep Expertise
How We Diagnose & Fix Slow Sites
Waterfall & Bottleneck Analysis
We analyze the complete request waterfall for every page — identifying the exact resources, scripts, and rendering patterns causing the most delay. This reveals bottlenecks that surface-level tools completely miss.
JavaScript Remediation
We audit, tree-shake, code-split, defer, and optimize every script on your site. First-party bundles are trimmed, third-party scripts are managed, and main-thread blocking is eliminated.
Image & Asset Optimization
Every image converted to modern formats, properly sized, lazy-loaded, and delivered from CDN edge locations. Combined with CSS/font optimization, this typically reduces page weight by 60–80%.
Server & Caching Optimization
TTFB reduced through server-side caching, CDN configuration, database optimization, and hosting evaluation. Browser caching configured for long-lived, immutable assets.
Core Web Vitals Fixes
LCP, INP, and CLS each get dedicated root-cause analysis and targeted fixes. We don't just improve scores — we fix the underlying issues that cause poor user experience.
Cross-Platform Expertise
We've fixed slow sites on every major platform — Shopify, WordPress, WooCommerce, Magento, BigCommerce, Webflow, Wix, Squarespace, HubSpot, Drupal, and custom-built applications.
Deep Dives
Slow Website Guides
Understand why your site is slow and what it's costing you.
FAQ
Frequently Asked Questions
Ready to Stop Losing Visitors to a Slow Website?
Get every bottleneck diagnosed and fixed — with before/after proof and speed monitoring included.
