Monitor Core Web Vitals (LCP, INP, CLS) & run a Google PageSpeed Insights speed checker directly inside WordPress. No API key required.
Alternatives to Page Size Checker
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
Relevant replacements
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
Selective maintenance and service-status control for WordPress. Keep unaffected parts online with up to three independent Service Zones.
Serve your images from the img.pro image CDN. Each image is copied to your own img.pro App the first time a page shows it.
Core Web Vitals & PageSpeed monitor for WordPress. Track LCP, INP, CLS & your Lighthouse score in wp-admin — via Google PageSpeed Insights.
Speed up your website. Optimize your JPEG, PNG, and WebP images automatically with TinyPNG.
A free read-only speed audit that names the exact plugin, query or asset slowing your WordPress site down, and the steps to resolve it.
NitroPack – Performance, Page Speed & Cache Plugin for Core Web Vitals, CDN & Image Optimizationv1.20.3
Boost site speed and performance with an all-in-one cache and speed optimization plugin. Pass Core Web Vitals with CDN, image optimization, lazy loadi …
Measure LCP, CLS, INP, FCP and TTFB from real visitors. 13 optimizer fixes, database cleaner, script manager and conflict detector.
CodePros Image Optimizerv1.2.0
Automatically convert images to WebP, reduce file size, and improve page speed and Core Web Vitals — no setup required.
🚀 Automatically convert images to WebP format in WordPress and improve website speed, performance, and SEO — without any manual work.