Make your site
super fast
The original and most reliable critical css service available, helping millions of websites get brilliant website performance — Yours next?
Sign Up NowGreat website performance lowers bounce rates, increases conversions, improves SEO and scores in tools like Google’s Pagespeed Insights.
Using criticalcss.com can speed up your website in no time!
Generate in one step
To generate critical css, just enter your url. The service takes care of the rest.
Validate for full confidence
Automated checks run together with screenshot validation for full confidence in the critical css before putting to use in production. Time saver!
Keep up-to-date easily
Updated a web page? One click to re-generate the critical css.
All old results saved on your account.
Automate completely on WordPress
Lean back and let the automated criticalcss.com integration in the Autoptimize plugin take care of everything — generating the critical css, serving it for your pages, and keeping it up to date with your site & content updates. Starting from $10 per month.
What our customers say
Our customers enjoy stellar website performance and all the benefits that come with it.
One of the best tools for anyone interested in website speed optimization. I have used CriticalCSS on multiple websites, ranging from plain HTML ones to fully-featured WordPress blogs, and it just delivers. Saved me a lot of time and energy!
Simple, predictable pricing
Plans charged monthly or annually, starting from $3 per month.
- Automatic validation of critical css
- Unlimited domains - create critical css for as many websites as you want, all for the same price.
- Manual integration into your site(s)
You have nothing to lose with ourmoney back guarantee!
Refunds given for requests within the first 30 days since account creation.
Give it a Try - Signup Now