Free Tools
Free Website QA Tools
Free tools from OverlayQA for checking a live page's accessibility, layout, metadata, and design quality.
All free tools
- Full Site Audit: Run Auto Review on a public page to find visual inconsistencies, interactive-state issues, form problems, and dead UI. Free, no account required.
- Accessibility Checker: Check any website for WCAG 2.2 violations. Combines axe-core testing with AI visual analysis to catch what scanners miss. Free, no account required.
- Contrast Checker: Check color contrast ratios instantly. Enter two colors or scan any site for WCAG 2.2 AA contrast failures. AI analysis catches what tools miss.
- Design Debt Calculator: Calculate how much visual bugs cost your team per year. Free design debt calculator for design and engineering leads.
- Responsive Tester: Test how your website looks on mobile, tablet, and desktop. Preview 5 breakpoints side by side. Free responsive design tester, no account required.
- Website Annotation Tool: Annotate any website free. Paste a URL, click to drop pins with notes on the live page, and share one feedback link. No account, no install.
- OG Image Checker: See how a page looks when shared on Twitter, Facebook, LinkedIn, and Slack. Validate OG tags, image size, and character limits. Free, no account required.
- Heading Checker: Check any page's heading hierarchy. Find skipped levels, missing H1s, and empty headings that break accessibility and SEO. Free, no account required.
- Alt Text Checker: Check any page for missing image alt text. Find gaps that screen readers can't describe and search engines can't index. Free, no account required.
- Meta Tag Checker: Check a page's title tag, meta description, Open Graph, Twitter card, canonical and robots tags, with a Google search preview. Free, no account needed.
- Favicon Checker: Check any site's favicon free. See which icons actually load, their real pixel size, and how they look in browser tabs, on iOS, and in Google results.
Check every page, and track each fix
These tools check one thing on one page. OverlayQA finds visual, accessibility, and design-system bugs across your pages, captures each one with a screenshot and CSS selector, and tracks it to fixed in OverlayQA or the tracker you already use. Start Free 14-Day Trial.