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CheckLink Browser Extension: Check Pages Faster Without Leaving the Browser

How the CheckLink browser extension fits into a fast, privacy-first workflow for checking pages and links.

Updated 2026-07-15 - 6 min - Users who want a faster way to open CheckLink from the browser

Why a browser extension helps

When you are already looking at a page, copying the URL into a different tab is one more step than you need. A browser extension reduces friction by sending the page you are viewing to CheckLink when you choose to check it.

That matters when the link came from email, chat, a QR code, a campaign, or a page that already feels suspicious. Faster access makes careful checking more likely.

Check the current page or a selected link

The extension is designed for user-triggered actions. You can open the current page in CheckLink, send a selected link from the browser menu, or jump into a related tool such as the redirect checker or quick report.

The workflow stays privacy-first because CheckLink only receives the URL when you choose a scan action.

Keep the workflow clear

The best browser shortcuts are simple: open the tool, inspect the destination, and decide whether to keep going. The extension does not need to read page contents to be useful.

CheckLink uses the same risk-signal approach on the web and in the extension. It does not claim that a site is guaranteed safe.

Which browsers are supported

CheckLink works with Chrome and compatible Chromium-based desktop browsers. Firefox and Safari versions are not currently available.

That keeps the first release focused while leaving room for future browser support if the product direction changes later.

What CheckLink checks

Use the browser extension for quick access, then let CheckLink inspect URLs, redirects, final domains, lookalike patterns, punycode, and other available risk signals.

For sensitive cases, use manual review after the quick check. The extension is a shortcut, not a verdict.

Checklist

Open the page you want to inspect
Use the toolbar or context menu
Review the URL and result
Check the final domain
Request manual review when it matters

FAQ

Does the extension store my scan history?

No. The extension only stores local favorites, recent tool IDs, and preferences on your device.

Does it work in Firefox or Safari?

Firefox and Safari versions are not currently available.

Does it read page contents?

No. It sends only the URL or link you choose to check.

Related guides

Browser extension

CheckLink browser extension

Open the current page, inspect links from the browser menu, and jump into CheckLink faster without an account.

Works with Chrome and compatible Chromium-based desktop browsers. Firefox and Safari versions are not currently available.

CheckLink browser extension preview

The extension sends a URL only when you choose a scan action. It does not store scan history.

Use CheckLink before the next click

CheckLink provides risk signals and review paths. It does not guarantee that a website is risk-free.