We’re excited to present a detailed look at the new GTmetrix Report – powered by Lighthouse!
We explain why your GTmetrix Performance Score may be different from other Lighthouse-based tools.
Is your GTmetrix Performance Score always changing? Discover why in this article.
This article may contain outdated material The analysis performed in this article references the legacy version of GTmetrix. We’re back this year with Black Friday/Cyber Monday Performance Blips and Blunders 2019 edition! Like we did in previous years, we monitored the most popular online retail sites from the US and UK to see how they […]
This article may contain outdated material The infographics in this article reference the legacy version of GTmetrix. Check out our Black Friday 2018 Performance Infographic!