GTmetrix Performance Blog
News, updates and guides on GTmetrix and general web performance
GTmetrix Tours Added
Whether you’re new to GTmetrix or would benefit from a refresher, our new app tours go through the essentials of GTmetrix functionality.
Why You Need to Monitor Your Site for Performance
We walk you through all the reasoning behind monitoring your website with GTmetrix, complete with real-world examples and data.
Basic Analysis with GTmetrix
There’s more to GTmetrix than just inputting your URL and clicking analyze. The results you get from our default test options are a good start, but they might not best represent your visitor’s experience.
How to Read a Waterfall Chart for Beginners
Learn what each element of a Waterfall Chart means and how it relates to performance.
GTmetrix Bookmarklet – Start a Test from your Bookmarks Bar!
Quickly start a GTmetrix test on any page using our convenient bookmarklet. Read on for instructions on how to set it up!