Site Relic
Find out how much time take to load your site from multiple location across devices.
21 Alternatives To Site Relic
DareBoost
DareBoost is an online tool to test, analyze and monitor your website: speed, SEO, quality, security. All you need for website optimization in a single service.
GTmetrix
GTmetrix is a free tool that analyzes your page’s speed performance. Using PageSpeed and YSlow, GTmetrix generates scores for your pages and offers actionable recommendations on how to fix them.
Google Lighthouse
Lighthouse is an open-source, automated tool for improving the quality of web pages.
Holly Website Audit
Free, brandable website audit for your potential clients
How good is your website?
Find out in 7 seconds and where you can improve today
Lookout
Lookout is a cybersecurity company that predicts and stops mobile attacks before harm is done to an individual or an enterprise.
PageSpeed Ninja
One-click page speed boost for WordPress
Progressive Tooling
Curated list of tools to improve web page performance
SanityCheck
Get the exact data you need from Google Search Console.
Treo
Treo is the page speed monitoring tool that helps your customers from obtaining a faster web experience.
Website Grader
Grade your website’s strengths and weaknesses in seconds.
Website Speed Ranker
Compare how fast your website loads vs your competitors
Wedgetail
Time your functions in your tests
speedtest-cli
Test your download speed using SpeedTest on the command-line