What is PageSpeed Insights?
PageSpeed Insights is Google's tool to measure how fast a web page loads on mobile and desktop. Enter a URL and it shows Core Web Vitals from real Chrome users along with a Lighthouse lab test.
It gives a performance score and a list of specific opportunities, such as compressing images, removing unused JavaScript or reducing server response time.
Key features
- Real-user Core Web Vitals data
- Lighthouse lab test
- Separate mobile and desktop reports
- Actionable improvement suggestions
Pros
- Official Google data
- Clear priorities for fixing speed
- Also checks accessibility and SEO basics
Cons
- Scores can vary between runs
- Real-user data only for sites with enough traffic
Best for
Ratings and reviews
No reviews yet. Community ratings and reviews are coming soon, so you can share how PageSpeed Insights worked for you.
PageSpeed Insights FAQ
Is PageSpeed Insights free?
PageSpeed Insights is free with no account.
Do I need an account to use PageSpeed Insights?
No. PageSpeed Insights works without signing up, so you can open pagespeed.web.dev and start using it right away.
What are some alternatives to PageSpeed Insights?
Similar free tools that also work without an account include Regex101, CyberChef, Crontab Guru, Transform, JSON Crack and Carbon.