Software
We've compiled a list of 31 free and paid alternatives to PageSpeed Insights. The primary competitors include Fiddler, Speedrank. In addition to these, users also draw comparisons between PageSpeed Insights and Google Lighthouse, WebsiteSpeedAnalysis.com, Gtmetrix. Also you can look at other similar options here: Development Tools.
We've compiled a list of 31 free and paid alternatives to PageSpeed Insights. The primary competitors include Fiddler, Speedrank. In addition to these, users also draw comparisons between PageSpeed Insights and Google Lighthouse, WebsiteSpeedAnalysis.com, Gtmetrix. Also you can look at other similar options here: Development Tools.
163
Fiddler is a Web Debugging Proxy which logs all HTTP(S) traffic between your computer and the...
28
23
Lighthouse is an open-source, automated tool for improving the quality of web pages.
23
22
GTmetrix is a free online tool that analyzes your page's speed performance.
19
Run a free website speed test from multiple locations around the globe using real browsers...
17
Website test that checks performance and HTML, CSS and JavaScript quality.
16
15
10
Free open-source website monitoring software, easy to set up and use for monitoring web sites.
11
PageSpeed is addon for ...
PageSpeed is addon for ...
Windows
Linux
Mac
PageSpeed is addon for 
Firebug (debugger addon for 
Mozilla Firefox ) for analyzing of page loading process and suggesting to webmaster how speed up page loading. Javascript obfuscating, image resizing, CSS merging and vise versa.
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