Check your site performance
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Mobile performance score. -
Desktop performance score. -
Easily see performance impact of changes.
Improve your SEO
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Page speed is a direct search ranking factor. -
Reduce bounce rate by having faster pages.
Cache your site for faster load times
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Ensure fast page loads by storing a snapshot of your site, giving visitors the best browsing experience. -
With a simple interface, refresh your cache on‑demand, ensuring your content is always up to date. -
Fine‑tune caching rules, keeping dynamic pages like shopping carts and live feeds interactive and current.
Speed up your WordPress site
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Generate Critical CSS for above the fold content. -
Defer Javascript so your page loads quicker. -
See which images on your site need attention.
Image CDN
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Automatically resize your images to an appropriate size. -
Convert images to modern efficient formats like WebP. -
Serve images from a worldwide network of servers.
Image Guide
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Inspect images size and resolution directly on the browser. -
See at a glance which images are the incorrect size.
Boost beat the top 5 performance plugins in a head to head test
Why do FCP and LCP matter?
Optimize CSS Loading
Defer Non‑Essential Javascript
Concatenate JS & CSS
Improve your site speed and SEO for free
Automated Critical CSS
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Regenerate critical CSS when your site changes. -
Keep your site performance optimized.
Image Analyzer
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Automatically scans your site for image size issues. -
Presents a report detailing where problem images are. -
Shows the bandwidth savings if problems are fixed.
Track your site performance history
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Historical performance chart for mobile and desktop. -
View historical core web vitals. -
Analyze what may have caused your scores to drop.
Adjust image quality
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Reduce site size by adjusting image quality. -
Adjust image quality per image format. -
Optionally bypass compression for lossless images.
Boost
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Site performance scores -
Optimize CSS loading -
Cache site pages -
Defer non-essential Javascript -
Image guide -
Image CDN -
Concatenate JS and CSS
Boost
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All free features -
Automated critical CSS -
Image size analyzer -
Performance history -
Image quality control -
Priority support