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PageSpeed Insights (PSI) is a free tool from Google that analyzes the performance of a web page on both mobile and desktop devices. It provides suggestions on how to improve the page's speed and overall user experience. Data and Metrics. PSI utilizes two main types of data:
It can be run against any web page, public or, requiring authentication. Lighthouse audits performance, accessibility, and search engine optimization factors of web pages, [1] [2] [3] this is the major difference from Google PageSpeed, Lighthouse provides more detail information. It also includes the ability to test progressive web applications ...
A browser speed test is a computer benchmark that scores the performance of a web browser, by measuring the browser's efficiency in completing a predefined list of tasks. In general the testing software is available online, located on a website, where different algorithms are loaded and performed in the browser client.
The free version allowed running a few experiments at the same time, and a user needed to upgrade to Google Optimize 360 to run more of them. There were also other constraints, including limited audience targeting options. [1] [3] The Google Optimize editor was a Chrome extension that allowed changing some aspects of visible HTML elements.
Google Test UI is a software tool for testing computer programs, and serves as a test runner. It employs a 'test binary', a compiled program responsible for executing tests and analyzing their results, to evaluate software functionality. It visually presents the testing progress through a progress bar and displays a list of identified issues or ...
Speedtest.net, also known as Speedtest by Ookla, is a web service that provides free analysis of Internet access performance metrics, such as connection data rate and latency. It is the flagship product of Ookla, a web testing and network diagnostics company founded in 2006, and based in Seattle, Washington , United States .
A web application performance tool (WAPT) is used to test web applications and web related interfaces. These tools are used for performance, load and stress testing of web applications, web sites, web API, web servers and other web interfaces. WAPT tends to simulate virtual users which will repeat either recorded URLs or specified URL and ...
Web performance refers to the speed in which web pages are downloaded and displayed on the user's web browser. Web performance optimization (WPO) , or website optimization is the field of knowledge about increasing web performance.