Paste URLs or links and identify likely broken, malformed, or risky links. Free online SEO tool — browser-based, no upload.
Broken Link Checker is a free online seo & website tool. Your input is processed on secure servers over an encrypted HTTPS connection and nothing is stored. No software to install; works on both phone and desktop.
We noticed most online tools upload your files to remote servers. Since privacy is our core principle, we built this tool to process everything locally in your browser.
Yes, completely free with no signup required.
Yes, it works on mobile browsers with touch support.
SEO & Website
Broken Link Checker sends your input over an encrypted HTTPS connection to our servers to complete the processing. Nothing you submit is stored; results are only displayed in your current page.
🔒 Privacy & Security：All processing happens locally in your browser. Files are never uploaded or stored.
🔒 Privacy: All processing happens locally in your browser. Your files and data never leave your device — no upload, no server, no tracking.
Broken Link Checker is a free alternative to the following paid tools — see the full comparison: