Website Speed Checker
Test page speed
Browser cannot measure remote sites accurately. Use Lighthouse, PageSpeed Insights, or WebPageTest.
About this tool
Website Speed Checker is a single-purpose utility on instant.tw, a free toolbox of calculators, converters, generators, and quick lookups. Everything works in your browser — nothing is uploaded, nothing is stored on a server unless explicitly noted.
Category: SEO & Web Publishing. Browse more SEO & Web Publishing tools.