SpeedScan Guides: Practical Website Speed Help
Why these guides exist
Speed is a moving target—plugins change, scripts pile up, and one tiny theme update can slow a site down. These guides are written to help you measure correctly, fix the biggest bottlenecks first, and validate improvements with re-scans.
Each guide is written from real-world debugging sessions and covers both quick wins and deeper fixes.
Run a scan and turn it into a fix-first plan
A speed report only helps when it changes what you do next. SpeedScan.ai is built for that moment: it explains your metrics in plain English, highlights the fixes that usually create the biggest real-world improvement, and helps you confirm progress with re-scans.
If you're working on a client site, an eCommerce store, or a marketing landing page, this workflow saves time because you focus on the few changes that actually move the needle.
- Scan desktop and mobile separately
- See Core Web Vitals (LCP, CLS, INP) and key timing metrics
- Get a practical AI summary that prioritizes fixes by impact
- Track scan history to prevent regressions
Performance Basics
- Website Speed Test (Mobile + Desktop)
- Website Performance Audit (Find the Bottlenecks)
- How to Check Website Speed (Without Guessing)
- Why Is My Website Slow? (Real Causes + Fast Fixes)
- Improve website performance
- Website Loading Slow on Mobile? Here's What to Fix First
- Test Website Speed on Mobile (Core Web Vitals Focus)
- Free Website Performance Check (Clear Next Steps)
- Website Speed Test for Clients (How to Report Results)
- How to know if website is slow
- Mobile website speed test
- SEO Page Speed Checker (What to Fix First)
Core Web Vitals
Platform-Specific Guides
Monitoring & Uptime
More Guides
Frequently Asked Questions
Where should I start if my site is slow?
Start with the Website Speed Test guide or the Core Web Vitals Checker to identify your biggest bottleneck.
Are these guides platform-specific?
Some are. We have dedicated guides for WordPress, Shopify, Wix, Squarespace, and Webflow speed testing.
How often should I re-scan?
After every significant change (plugin updates, theme changes, new scripts) and at least monthly to catch regressions.