GTmetrix Blog
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Get the latest news, updates and guides on GTmetrix and general web performance insights. GTmetrix was developed by Carbon60 as a tool for customers to easily test the performance of their webpages.
GTmetrix Blog
2w ago
We explain what Interaction to Next Paint (INP) is, how it impacts performance, and why GTmetrix doesn’t track it (yet). Overview Interaction to Next Paint (INP) is Google’s new “responsiveness” field metric that was first announced as an experimental metric in 2022. It subsequently evolved to be a “pending” Web Vital in 2023, and ..read more
GTmetrix Blog
2w ago
We explain the key differences between field and lab data and how you should interpret them. Overview Web performance metrics can be broadly classified into two distinct groups – field data and lab (synthetic data). Each dataset has a different source (i.e., where the data comes from), and is gathered using different methodologies. In ..read more
GTmetrix Blog
2M ago
As the team behind GTmetrix, we walk you through how we used our own tool to speed up the loading of our report page. Overview We’ve previously highlighted several scenarios where our users have benefitted from using GTmetrix. In this case study of our own, we discuss how we – The GTmetrix Team ..read more
GTmetrix Blog
5M ago
We’ve made some major changes to GTmetrix – read on for details on this release. As previously announced and planned for December 1, 2023, we have now implemented important changes to GTmetrix: Price increase for all GTmetrix PRO plans Introducing the new Micro plan ($5/mo) Changes to Guest/Basic usage Login required to generate report ..read more
GTmetrix Blog
5M ago
Limited time offer – From now until November 30, 2023, get 35% off the regular month-to-month cost of a GTmetrix PRO plan! Use this coupon code on checkout: BF2023 Sale ends 11:59pm PST – Thursday, November 30, 2023 Check Out PRO Plans *Notes and Restrictions Offer only valid for new GTmetrix PRO subscriptions ..read more
GTmetrix Blog
6M ago
Learn about important upcoming changes to GTmetrix. On December 1, 2023, we’ll be introducing some significant changes to GTmetrix: Price increase for all current GTmetrix PRO plans Introduction of Micro Plan ($5/mo) Changes to Guest/Basic usage Login required to generate report Basic account limits Read on to learn about all the upcoming changes to ..read more
GTmetrix Blog
7M ago
We’ve upgraded GTmetrix to Lighthouse 11.0.0 and Chrome to 117.0.0.0 – read on for important changes that come with this release. Lighthouse 11.0.0 Moving from Lighthouse 9.6.4 to 11.0.0 saw a few notable changes related to how your Performance Score is calculated. Changes to Performance Score Calculation The main update here is that ..read more
GTmetrix Blog
7M ago
We explain all the different causes of a poor CLS score and how to fix them. Overview As a Web Vital metric, Cumulative Layout Shift (CLS) accounts for 15% of your Performance Score. Generally speaking, other metrics such as Time to First Byte (TTFB), First Contentful Paint (FCP), and Largest Contentful Paint (LCP) can ..read more
GTmetrix Blog
8M ago
Editor’s note: This guest post is brought to you by Eric Davies, Founder at DoodlyDog. Learn how Eric Davies uses GTmetrix to bring value to his clients. Overview As a freelance web designer, I built my first website in 1996, back in the days of hand-coding HTML. While I continued to create websites alongside ..read more
GTmetrix Blog
8M ago
We’re happy to release Team Logins for select GTmetrix PRO plans. Share Your GTmetrix PRO Account With Your Team It’s been a long time coming, but select plans (Team, Enterprise and Champion*/Custom*) now have the ability to add users to their plans and share GTmetrix testing and monitoring capabilities within a team. * Available ..read more