You can uses these free tools to measure and improve your WordPress website:
Website Speed Test
| Site | Description | Link |
|---|---|---|
| Gift of Speed (Page Speed) | Free page speed audit of your website | Direct link to GiftOfSpeed.com Page Speed |
| Google PageSpeed Insights | Analyzes the website and provides suggestions to improve its speed and user experience | Direct link to Google PageSpeed Insights |
| GTmetrix | Analyzes your website’s speed and provides detailed reports on page load time, page size, and other performance metrics | Direct link to GTmetrix |
| Pingdom | Test your website’s speed and uptime, and it also provides performance insights and recommendations; | Direct link to Pingdom Tools |
| UpTrends Speed Test | limited free tool | Direct link UpTrends |
| Web Page Test | Test your website’s speed from different locations and browsers, and it also provides detailed performance reports | Direct link to WebPageTest.org |
| Website Grader | HubSpot owned speed testing tool | Direct link to Websitegrader.com |
| YSlow | Analyzes web pages and provides suggestions for improving their performance. | Chrome browser extension only |
Other Tools
| Site | Desc | Link |
|---|---|---|
| CLS Debugger (Google) | Cumulative Layout Shift detector | direct link to CLS Debugger |
| Cloudflare Speed Test | Run tests with synthetic data to identify opportunities to improve performance; need to create a FREE account and access via dashboard | |
| Dareboost | Analyzes your website’s speed and provides insights on how to optimize it for better performance | NOT FREE |
| Gift of Speed | Check for Gzip and Brotli compression; | direct link to GiftOfSpeed.com Gzip / Brotli Test |
| Google Analytics | Google Analytics can help you identify which pages on your website are slow and which ones are causing high bounce rates | |
| K6 (formerly Load Impact) | Simulate high traffic loads on your website to identify performance issues and bottlenecks; 50 free cloud testing per account | direct link to K6.io Load Testing |
| Kraken.io | Optimizes images by compressing them without reducing their quality, reducing page load times; 100MB free | direct link to Kraken.io |
| Site24x7 | Performance Monitoring Solution for DevOps and IT Operations.; | direct link to Site24x7 free tools |