Optimize your website's speed with detailed performance analysis and actionable insights.
We show you how to test with Cookies in GTmetrix to bypass age gates, login pages, and more!
We show you how to set up Multi-Factor Authentication in GTmetrix.
Get GTmetrix to use a custom DNS when performing tests.
Test your page load on customized connection speeds with GTmetrix.
Need to use a Custom User-Agent? We show you how to make use of our enhanced User Agent Override feature.