GTmetrix is the online website speed test service which actually combines two different tools YSlow and Google-Page-Speed. Yslow is the add-on of Firefox and Page-Speed is the tool of Google. These both tools are used to check the loading speed of a web page. To select the any one out of them is very difficult to analyze the web page performance. GTmetix eliminate the confusion about selection of the tool among them bi mixing both of them.
Pingdom perform test to check the loading speed of all the objects of a website such as HTML, Frames/iFrames, Images, RSS, CSS. It gives the graphical view of loading times of each item which is very easy to understand and check the individual loading speed of each element. It shows the report of website loading time, loading time of each element, number of elements and total number of elements as a summary of test.
Just put the URL of your website and your email too and get the report of URL’s loading speed in Email. It also gives the suggestions to increase the loading speed.
Loadimpact allows you to check out that how many users can be handled at a time by your website without affecting its loading speed. Its free account allows you to check the loading impact of 50 simulated users.
Site Perf is very useful tool to check the performance of website according the browser used to open the webpage. It works exactly as the real user opens a webpage in a browser. It provide a true performance picture to find the elements that you need to improve loading speed of your website.
Gomez allows you to conduct the real time performance test for a webpage from an external node location. In report it displays the DNS lookup time, connection time, first byte, content download and Redirect Time.
It visits the page and download all the elements to give you a clear picture that how much time is require to download one or more pages of your website.
It allows you to compare the speed of your website with your competitor’s website speed. It can compare the website page by page
It allows you all the things required for the basic web page speed test. With WebToolHub you can check the size of any webpage and also the loading time of that page with different internet connections.
It is very effective tool which provide the ratio of webpage size and the loading time of that page it provides the average time per KB.
Application Tools/ Plug-ins
1. Pylot
3. YSlow
YSlow is a Firefox add-on integrated with the firebug. It gets information about all the elements load on the page and display the stats in form of pie chart. It also suggests the ways to improve their performance based on three predefined or used defined rulesets.
4. Page Test
PageTest is an Internet Explorer plug-in that show the requests made by the browser visually. It also gives the suggestions on how to improve the performance of the page.
Multi-Mechanize is an open source framework for load testing and web performance. To generate load against a web site, it allows to run simultaneous python scripts.
