Free tools
Quick scans, honest results.
A small set of web tools we use in our own audit work, free for anyone to run against their site. No sign-up, no email capture, no nagging — results appear on the same page and nothing is stored on our end.
Security headers check
Grade your site’s HTTP security headers — CSP, HSTS, X-Frame-Options and more.
Under 5 seconds
Try itPerformance check
Measure Core Web Vitals on your site using Google Lighthouse — LCP, INP, CLS and more.
20–40 seconds
Try itAccessibility check
A 60-second accessibility scan — Lighthouse score plus our own static HTML checks, framed against WCAG 2.2.
20–40 seconds
Try itColour contrast checker
Test foreground / background colour combinations against WCAG 2.1 and 2.2, with a nearest-passing-colour suggestion.
Instant
Try itMeta tags & social previews
See how your page appears on Google, X, LinkedIn, Slack, Discord and iMessage — and what tags are missing.
Under 10 seconds
Try it