PerfBooster identifies which pages your visitors are most likely to want to open and loads them in advance. As a result, your website loads instantly — no waiting, no changes to your code.


Reduce load times by up to 300% and give visitors an instant response.
Fast pages achieve better Core Web Vitals and higher search rankings.
Every millisecond saved means fewer drop-offs and more orders.
Just one line of code. No backend changes, no complex setup.
Optimization reduces server load and saves on hosting costs as well as developer time.
Track the real impact on speed, bounce rate, and conversions.
Together, we analyze user behavior and configure PerfBooster.
You add a single line of JavaScript to your website that we provide.
We preload content before the user clicks on it. The result? Users feel like your website loads instantly. No backend changes, no complex integration—everything runs automatically.
Small websites and presentations up to 50k monthly visits
E-shops and performance websites up to 250k monthly visits
Large websites, high traffic, personalized approach
" I owe you a big compliment 🎉 for the great speed of our website since the beginning of this week. I have had my colleagues test it for 3 days now and have been collecting their reactions, which are very very positive. The performance boost is really immediately noticeable and very pleasant. "
— Hospodářská komora České republiky