{"id":15740,"date":"2026-07-20T09:25:35","date_gmt":"2026-07-20T07:25:35","guid":{"rendered":"https:\/\/www.vsxdesign.com\/blog\/?p=15740"},"modified":"2026-07-20T09:26:26","modified_gmt":"2026-07-20T07:26:26","slug":"strumenti-gratuiti-per-misurare-la-velocita-di-un-sito-web","status":"publish","type":"post","link":"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/strumenti-gratuiti-per-misurare-la-velocita-di-un-sito-web\/","title":{"rendered":"9 Strumenti gratuiti per misurare la velocit\u00e0 di un sito web"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">La velocit\u00e0 di un <a href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/lista-di-controllo-seo-per-wordpress\/\">sito web<\/a> incide direttamente sul <a href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/migliorare-il-posizionamento-su-google\/\">posizionamento<\/a> nei <a href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/strategie-geo\/\">motori di ricerca<\/a>, sull&#8217;esperienza utente e sul tasso di conversione. Ecco 9 strumenti gratuiti, verificati e aggiornati, per misurarla e migliorarla \u2014 inclusi i Core Web Vitals, oggi il riferimento principale usato da <a href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/migliorare-il-marketing-digitale-con-google-trends\/\">Google<\/a>.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/strumenti-gratuiti-per-misurare-la-velocita-di-un-sito-web\/#1_Pingdom\" >1. Pingdom<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/strumenti-gratuiti-per-misurare-la-velocita-di-un-sito-web\/#2_Lighthouse\" >2. Lighthouse<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/strumenti-gratuiti-per-misurare-la-velocita-di-un-sito-web\/#3_Page_Speed_Insights\" >3. Page Speed Insights<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/strumenti-gratuiti-per-misurare-la-velocita-di-un-sito-web\/#4_Core_Web_Vitals_%E2%80%94_Google_Search_Console\" >4. Core Web Vitals \u2014 Google Search Console<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/strumenti-gratuiti-per-misurare-la-velocita-di-un-sito-web\/#5_WebpageTest\" >5. WebpageTest<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/strumenti-gratuiti-per-misurare-la-velocita-di-un-sito-web\/#6_GTmetrix\" >6. GTmetrix<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/strumenti-gratuiti-per-misurare-la-velocita-di-un-sito-web\/#7_Keycdn\" >7. Keycdn<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/strumenti-gratuiti-per-misurare-la-velocita-di-un-sito-web\/#8_Dotcom-tools\" >8. Dotcom-tools<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/strumenti-gratuiti-per-misurare-la-velocita-di-un-sito-web\/#9_DebugBear\" >9. DebugBear<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/strumenti-gratuiti-per-misurare-la-velocita-di-un-sito-web\/#Tabella_riassuntiva\" >Tabella riassuntiva<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/strumenti-gratuiti-per-misurare-la-velocita-di-un-sito-web\/#Nota_metodologica\" >Nota metodologica<\/a><\/li><\/ul><\/nav><\/div>\n<h2 id=\"h-1-mobile-friendly-test\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Pingdom\"><\/span>1. Pingdom<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"424\" src=\"https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/pingdom.jpg?resize=800%2C424&#038;ssl=1\" alt=\"\" class=\"wp-image-14976\" srcset=\"https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/pingdom.jpg?resize=1024%2C543&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/pingdom.jpg?resize=300%2C159&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/pingdom.jpg?resize=768%2C407&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/pingdom.jpg?w=1520&amp;ssl=1 1520w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/tools.pingdom.com\/\">Pingdom Website Speed Test<\/a> \u00e8 uno dei tool storici per il monitoraggio delle prestazioni. Usa oltre 70 location nel mondo per testare i siti 24 ore su 24.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Cosa offre oggi:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Test da location selezionabili (Europa, USA, Asia, Australia)<\/li>\n\n\n\n<li>Punteggio di performance, dimensione della pagina, numero di richieste<\/li>\n\n\n\n<li>Breakdown &#8220;waterfall&#8221; del caricamento delle risorse<\/li>\n\n\n\n<li>Versione gratuita per test singoli; piani a pagamento per monitoraggio continuo e alert<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Per chi \u00e8 utile:<\/strong> chi vuole un test rapido e un monitoraggio uptime\/performance pi\u00f9 strutturato con un abbonamento a pagamento.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Lighthouse\"><\/span>2. Lighthouse<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"465\" src=\"https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Lighthouse.jpg?resize=800%2C465&#038;ssl=1\" alt=\"\" class=\"wp-image-14977\" srcset=\"https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Lighthouse.jpg?resize=1024%2C595&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Lighthouse.jpg?resize=300%2C174&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Lighthouse.jpg?resize=768%2C446&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Lighthouse.jpg?w=1522&amp;ssl=1 1522w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/developer.chrome.com\/docs\/lighthouse\/\">Lighthouse<\/a> \u00e8 lo strumento open source di Google, integrato direttamente in Chrome DevTools (tab &#8220;Lighthouse&#8221;) e disponibile anche via CLI\/Node.js per l&#8217;automazione.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Cosa offre oggi:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Audit su Performance, Accessibilit\u00e0, Best Practices, <a href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/guida-pratica-seo\/\">SEO<\/a>, PWA<\/li>\n\n\n\n<li>Metriche allineate <a href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/i-contenuti-generati-dallia-spesso-falliscono\/\">ai<\/a> Core Web Vitals (LCP, CLS, TBT come proxy dell&#8217;INP)<\/li>\n\n\n\n<li>Report esportabile in JSON\/HTML, integrabile in CI\/CD<\/li>\n\n\n\n<li>\u00c8 il motore che alimenta anche PageSpeed Insights<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Per chi \u00e8 utile:<\/strong> sviluppatori che vogliono automatizzare i test di performance nel workflow di sviluppo.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Page_Speed_Insights\"><\/span>3. Page Speed Insights<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"373\" src=\"https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Page-Speed-Insights.jpg?resize=800%2C373&#038;ssl=1\" alt=\"\" class=\"wp-image-14978\" srcset=\"https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Page-Speed-Insights.jpg?resize=1024%2C477&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Page-Speed-Insights.jpg?resize=300%2C140&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Page-Speed-Insights.jpg?resize=768%2C358&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Page-Speed-Insights.jpg?resize=1536%2C716&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Page-Speed-Insights.jpg?w=1625&amp;ssl=1 1625w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/pagespeed.web.dev\/\">PageSpeed Insights<\/a> (PSI) di Google combina i dati &#8220;di laboratorio&#8221; (Lighthouse) con i <strong>dati reali degli utenti<\/strong> provenienti dal Chrome UX Report (CrUX), quando disponibili per il dominio testato.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Cosa offre oggi:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Punteggio Performance\/Accessibilit\u00e0\/Best Practices\/SEO per mobile e desktop<\/li>\n\n\n\n<li>Dati reali sui Core Web Vitals (LCP, INP, CLS) degli ultimi 28 giorni, se il sito ha traffico sufficiente<\/li>\n\n\n\n<li>Suggerimenti prioritizzati per l&#8217;ottimizzazione (immagini, JS non usato, caching, ecc.)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Per chi \u00e8 utile:<\/strong> \u00e8 probabilmente il primo strumento da usare, perch\u00e9 unisce dati reali e simulati nello stesso report.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Core_Web_Vitals_%E2%80%94_Google_Search_Console\"><\/span>4. Core Web Vitals \u2014 Google Search Console<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"459\" src=\"https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2026\/07\/Core-Web-Vitals-3.png?resize=800%2C459&#038;ssl=1\" alt=\"Core Web Vitals \u2014 Google Search Console\" class=\"wp-image-15741\" srcset=\"https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2026\/07\/Core-Web-Vitals-3.png?resize=1024%2C588&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2026\/07\/Core-Web-Vitals-3.png?resize=300%2C172&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2026\/07\/Core-Web-Vitals-3.png?resize=768%2C441&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2026\/07\/Core-Web-Vitals-3.png?w=1280&amp;ssl=1 1280w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Il <strong>rapporto Core Web Vitals di <a href=\"https:\/\/search.google.com\/search-console\/core-web-vitals\">Google Search Console<\/a><\/strong>, \u00e8 oggi lo strumento pi\u00f9 importante per capire come Google stesso valuta la velocit\u00e0 del sito.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Cosa offre:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Dati aggregati <strong>reali<\/strong> (CrUX) su tutte le <a href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/www\/accorciare-i-link\/\">URL<\/a> del sito, non solo la singola pagina testata<\/li>\n\n\n\n<li>Segmentazione per URL &#8220;buone&#8221;, &#8220;da migliorare&#8221; e &#8220;scarse&#8221; su LCP, INP e CLS<\/li>\n\n\n\n<li>Suddivisione per gruppi di pagine simili, utile su siti grandi<\/li>\n\n\n\n<li>Storico nel tempo, per capire se un intervento ha davvero migliorato le prestazioni percepite dagli utenti<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Perch\u00e9 \u00e8 importante:<\/strong> i tool &#8220;one-shot&#8221; come Lighthouse simulano un solo caricamento in condizioni controllate; Search Console mostra invece cosa sperimentano davvero i visitatori del sito, su dispositivi e connessioni reali. \u00c8 <a href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/www\/generatore-qr-code-gratis\/\">gratuito<\/a>, richiede solo la verifica della propriet\u00e0 del sito.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_WebpageTest\"><\/span>5. WebpageTest<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"398\" src=\"https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/WebpageTest.jpg?resize=800%2C398&#038;ssl=1\" alt=\"\" class=\"wp-image-14980\" srcset=\"https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/WebpageTest.jpg?resize=1024%2C509&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/WebpageTest.jpg?resize=300%2C149&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/WebpageTest.jpg?resize=768%2C382&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/WebpageTest.jpg?resize=1536%2C764&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/WebpageTest.jpg?w=1777&amp;ssl=1 1777w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/WebpageTest.jpg?w=1600&amp;ssl=1 1600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.webpagetest.org\/\">WebPageTest<\/a> resta uno degli strumenti pi\u00f9 completi e usati anche da professionisti e team di sviluppo di grandi aziende.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Cosa offre oggi:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Test da decine di location reali, con scelta di browser, connessione (3G, 4G, cable) e dispositivo<\/li>\n\n\n\n<li>Video del caricamento fotogramma per fotogramma (filmstrip)<\/li>\n\n\n\n<li>Metriche avanzate: Speed Index, Time to Interactive, Core Web Vitals<\/li>\n\n\n\n<li>Test comparativi tra due URL fianco a fianco<\/li>\n\n\n\n<li>API pubblica per test automatizzati<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Per chi \u00e8 utile:<\/strong> analisi tecniche approfondite e debug di problemi di performance complessi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6_GTmetrix\"><\/span>6. GTmetrix<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"447\" src=\"https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/GTmetrix-1.jpg?resize=800%2C447&#038;ssl=1\" alt=\"\" class=\"wp-image-14982\" srcset=\"https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/GTmetrix-1.jpg?resize=1024%2C572&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/GTmetrix-1.jpg?resize=300%2C168&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/GTmetrix-1.jpg?resize=768%2C429&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/GTmetrix-1.jpg?resize=1536%2C859&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/GTmetrix-1.jpg?w=1578&amp;ssl=1 1578w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/gtmetrix.com\/\">GTmetrix<\/a> resta uno dei tool pi\u00f9 popolari, con un report chiaro anche per chi non \u00e8 tecnico.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Cosa offre oggi:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Punteggio basato su Lighthouse + metriche proprietarie<\/li>\n\n\n\n<li>Report Core Web Vitals con soglie colorate (verde\/giallo\/rosso)<\/li>\n\n\n\n<li>Waterfall dettagliato e suggerimenti di ottimizzazione<\/li>\n\n\n\n<li>Monitoraggio programmato (piani gratuiti con limiti, a pagamento per funzioni avanzate come location multiple e alert)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Per chi \u00e8 utile:<\/strong> un buon compromesso tra semplicit\u00e0 d&#8217;uso e profondit\u00e0 dei dati.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"7_Keycdn\"><\/span>7. Keycdn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"530\" src=\"https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Keycdn.jpg?resize=800%2C530&#038;ssl=1\" alt=\"\" class=\"wp-image-14983\" srcset=\"https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Keycdn.jpg?resize=1024%2C678&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Keycdn.jpg?resize=300%2C199&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Keycdn.jpg?resize=768%2C508&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Keycdn.jpg?resize=600%2C398&amp;ssl=1 600w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Keycdn.jpg?resize=455%2C300&amp;ssl=1 455w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Keycdn.jpg?w=1224&amp;ssl=1 1224w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/tools.keycdn.com\/speed\">Il tool di KeyCDN<\/a> \u00e8 ancora attivo e gratuito, parte della suite di tool tecnici del CDN provider (che include anche test DNS, SSL, HTTP\/2, header HTTP).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Cosa offre oggi:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Test da 10 location nel mondo (Francoforte, Amsterdam, Londra, New York, San Francisco, Singapore, Sydney, Bangalore, ecc.)<\/li>\n\n\n\n<li>Breakdown per tipo di contenuto (HTML, JS, CSS, immagini, font, video)<\/li>\n\n\n\n<li>Analisi codici di stato HTTP e tempi di risposta<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Per chi \u00e8 utile:<\/strong> un test rapido, senza registrazione, utile anche per verificare header e latenza da diverse aree geografiche.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"8_Dotcom-tools\"><\/span>8. Dotcom-tools<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"505\" src=\"https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Dotcom-tools.jpg?resize=800%2C505&#038;ssl=1\" alt=\"\" class=\"wp-image-14985\" srcset=\"https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Dotcom-tools.jpg?resize=1024%2C646&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Dotcom-tools.jpg?resize=300%2C189&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Dotcom-tools.jpg?resize=768%2C485&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2024\/06\/Dotcom-tools.jpg?w=1364&amp;ssl=1 1364w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.dotcom-tools.com\/website-speed-test\">Dotcom-Tools<\/a> (parte di Dotcom-Monitor) permette test gratuiti da 3 location a scelta, incluso l&#8217;accesso da dietro il Great Firewall cinese \u2014 utile per chi ha pubblico in Cina.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Cosa offre oggi:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Test in browser reali (Chrome, Edge, e mobile Android\/iPhone\/iPad)<\/li>\n\n\n\n<li>Waterfall chart dettagliato<\/li>\n\n\n\n<li>Versione gratuita per test singoli, piano a pagamento per monitoraggio continuo con alert e storico<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Per chi \u00e8 utile:<\/strong> siti con pubblico internazionale, in particolare in mercati con restrizioni di rete come la Cina.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"9_DebugBear\"><\/span>9. DebugBear<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"466\" src=\"https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2026\/07\/screenshot1.png?resize=800%2C466&#038;ssl=1\" alt=\"DebugBear\" class=\"wp-image-15742\" srcset=\"https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2026\/07\/screenshot1.png?resize=1024%2C596&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2026\/07\/screenshot1.png?resize=300%2C175&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2026\/07\/screenshot1.png?resize=768%2C447&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2026\/07\/screenshot1.png?resize=1536%2C894&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2026\/07\/screenshot1.png?resize=2048%2C1192&amp;ssl=1 2048w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2026\/07\/screenshot1.png?w=1600&amp;ssl=1 1600w, https:\/\/i0.wp.com\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2026\/07\/screenshot1.png?w=2400&amp;ssl=1 2400w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.debugbear.com\/\">DebugBear<\/a> \u00e8 uno degli strumenti pi\u00f9 citati negli ultimi anni per il monitoraggio dei Core Web Vitals nel tempo.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Cosa offre:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Monitoraggio continuo di Lighthouse Score e Core Web Vitals, con grafici storici<\/li>\n\n\n\n<li>Dati sia &#8220;di laboratorio&#8221; che reali (CrUX)<\/li>\n\n\n\n<li>Alert automatici quando le performance peggiorano<\/li>\n\n\n\n<li>Report singoli gratuiti senza registrazione tramite il tool online; piani a pagamento per monitoraggio continuo, pi\u00f9 siti e funzioni avanzate<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Per chi \u00e8 utile:<\/strong> chi vuole capire non solo &#8220;quanto \u00e8 veloce il sito oggi&#8221; ma <strong>come cambia nel tempo<\/strong>, ad esempio dopo un deploy o un cambio di hosting\/CDN.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tabella_riassuntiva\"><\/span>Tabella riassuntiva<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Strumento<\/th><th>Tipo di dato<\/th><th>Monitoraggio nel tempo<\/th><th>Registrazione richiesta<\/th><\/tr><\/thead><tbody><tr><td>Pingdom<\/td><td>Lab<\/td><td>S\u00ec (a pagamento)<\/td><td>No per test singolo<\/td><\/tr><tr><td>Lighthouse<\/td><td>Lab<\/td><td>No (via CI)<\/td><td>No<\/td><\/tr><tr><td>PageSpeed Insights<\/td><td>Lab + Reale (CrUX)<\/td><td>No<\/td><td>No<\/td><\/tr><tr><td>Core Web Vitals (Search Console)<\/td><td>Reale (CrUX)<\/td><td>S\u00ec<\/td><td>S\u00ec (verifica propriet\u00e0 sito)<\/td><\/tr><tr><td>WebPageTest<\/td><td>Lab<\/td><td>Limitato<\/td><td>No per test base<\/td><\/tr><tr><td>GTmetrix<\/td><td>Lab<\/td><td>S\u00ec (a pagamento)<\/td><td>Consigliata<\/td><\/tr><tr><td>KeyCDN<\/td><td>Lab<\/td><td>No<\/td><td>No<\/td><\/tr><tr><td>Dotcom-Tools<\/td><td>Lab<\/td><td>S\u00ec (a pagamento)<\/td><td>No per test base<\/td><\/tr><tr><td>DebugBear<\/td><td>Lab + Reale (CrUX)<\/td><td>S\u00ec<\/td><td>No per test singolo<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Nota_metodologica\"><\/span>Nota metodologica<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Per una valutazione completa conviene combinare <strong>dati di laboratorio<\/strong> (test singoli, ambiente controllato \u2014 utili per il debug) e <strong>dati reali<\/strong> (Core Web Vitals via Search Console o CrUX \u2014 utili per capire l&#8217;impatto reale su utenti e SEO). Un sito pu\u00f2 avere un ottimo punteggio Lighthouse ma Core Web Vitals reali scadenti se, ad esempio, molti utenti navigano da connessioni lente o dispositivi datati.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La velocit\u00e0 di un sito web incide direttamente sul posizionamento nei motori di ricerca, sull&#8217;esperienza utente e sul tasso di conversione. Ecco 9 strumenti gratuiti, verificati e aggiornati, per misurarla e migliorarla \u2014 inclusi i Core Web Vitals, oggi il riferimento principale usato da Google. 1. Pingdom Pingdom Website Speed Test \u00e8 uno dei tool&#8230;<\/p>\n","protected":false},"author":1,"featured_media":13283,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"sfsi_plus_gutenberg_text_before_share":"","sfsi_plus_gutenberg_show_text_before_share":"","sfsi_plus_gutenberg_icon_type":"","sfsi_plus_gutenberg_icon_alignemt":"","sfsi_plus_gutenburg_max_per_row":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[65],"tags":[92],"class_list":["post-15740","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-web-marketing-e-seo","tag-seo"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>9 Strumenti gratuiti per misurare la velocit\u00e0 di un sito web - vsx blog<\/title>\n<meta name=\"description\" content=\"Vediamo quali sono i 9 migliori strumenti gratuiti per misurare la velocit\u00e0 di un sito web e come utilizzarli per migliorare le performance\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/strumenti-gratuiti-per-misurare-la-velocita-di-un-sito-web\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"9 Strumenti gratuiti per misurare la velocit\u00e0 di un sito web - vsx blog\" \/>\n<meta property=\"og:description\" content=\"Vediamo quali sono i 9 migliori strumenti gratuiti per misurare la velocit\u00e0 di un sito web e come utilizzarli per migliorare le performance\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.vsxdesign.com\/blog\/internet\/web-marketing-e-seo\/strumenti-gratuiti-per-misurare-la-velocita-di-un-sito-web\/\" \/>\n<meta property=\"og:site_name\" content=\"vsx blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/vsxdesign\/\" \/>\n<meta property=\"article:published_time\" content=\"2026-07-20T07:25:35+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-07-20T07:26:26+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.vsxdesign.com\/blog\/wp-content\/uploads\/2022\/05\/strumenti-gratuiti-per-misurare-la-velocita-di-un-sito-web-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1540\" \/>\n\t<meta property=\"og:image:height\" content=\"876\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"valerio sanna\" 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