Cost / License
- Paid
- Proprietary
Application typeApplication types
Platforms
- Online
PageSpeed Insights is described as '(PSI) reports on the performance of a page on both mobile and desktop devices, and provides suggestions on how that page may be improved' and is a Website Audit tool in the development category. There are more than 50 alternatives to PageSpeed Insights for a variety of platforms, including Web-based, SaaS, Windows, Mac and Linux apps. The best PageSpeed Insights alternative is Web Check, which is both free and Open Source. Other great apps like PageSpeed Insights are Fiddler, Pingdom, Google Lighthouse and Screaming Frog SEO Spider.
Free, professional-grade Website Speed Test with unique Video Visualization and Actionable Recommendations for Core Web Vitals (LCP, INP, CLS).




One-click probe that spots edge-cache misses, slow TTFB, cookie-busted HTML, heavy DOM/scripts, LCP laziness, and more—plus JSON export.


Prafero is an all-in-one website intelligence platform for auditing any site in one place. It analyzes SEO, performance, security, DNS, and tech stack signals, then turns them into clear insights so founders, marketers, developers, and agencies can make faster website decisions.




Vita - Lighthouse alternative for iOS Safari. Vita is a Safari extension for iOS that measure site's Core Web Vitals.




Speedrank monitors the performance of your website in the background. It displays Lighthouse reports over time and delivers recommendations for improvement. Speedrank is a paid product with 14-day-trial.

Easily monitor your Websites, Domains, Servers, SSL-Certificates, Cronjobs and create amazing Status Pages. Get notified by Email, SMS, Slack, Discord and more.




This website provides totally free and unrestricted performance testing from 12 global locations. Uses Google lighthouse engine to do the analysis, also provides a unique feature of testing the performance of your hosting from 12 global locations to get the real picture in terms...

Open Source Web Speed Performance Optimization and Monitoring with Lighthouse. Available as a free SaaS or run it yourself to offer a SaaS to your end-users. Simulate an actual user using Chrome to analyze the performance with Websu.

Full-site crawler with 14 parallel AI audit agents You supply the API key; Vexifa does the work — no SaaS credits, no data leaving your machine.




Nightlamp provides real-time monitoring and real-engineer diagnostics for no-code platforms like Bubble, Lovable, Webflow, and more. Unlike standard uptime monitors, Nightlamp goes beyond status checks by paging a human engineer to reproduce the issue, identify the root cause...

PSI Lynx is a SaaS platform for running bulk Lighthouse and PageSpeed audits across many website pages. It helps SEO teams, developers, agencies, and business owners monitor Core Web Vitals, track performance history, and catch regressions after releases, plugin updates, design...


