Nibbler is a website testing tool that checks websites against a variety of accessibility, SEO, and other web standards.
Best Google PageSpeed Insights Alternatives ranked by AI · updated May 2025
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Google PageSpeed Insights analyzes the content of a web page and generates suggestions to make that page faster.
Price: Free
Top 6 Google PageSpeed Insights alternatives
Lighthouse is an open-source, automated tool for improving the quality of web pages. It has audits for performance, accessibility, progressive web apps,...
SEMRush is an all-in-one marketing toolkit for digital marketing professionals.
Starting at $99.95 per month
Pingdom is a popular website monitoring service that provides uptime and performance monitoring insights.
Starts at $10 per month
Screaming Frog SEO Spider is a website crawler that helps you improve onsite SEO by extracting data and auditing for common SEO...
£149.00 per year
Mobile Speed Test is a tool that allows users to test the speed of their mobile internet connection.
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