Free & Unlimited Email Tracker
Know when emails are opened and links are clicked for Gmail.
Crome Desktop
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Email tracking for your Gmail accounts

Our email tracker for Gmail accurately tracks email opens and link clicks and displays stats in your inbox. Install and get started in less than 11 seconds with our extension for Google Chrome.

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Hit their inbox

Live Desktop Notifications

Get desktop push notifications the moment your emails are read or the recipient opens a link. Easily mute notifications from the Chrome Extension settings.

Email Stats in your Inbox

Full activity logs are shown directly in your inbox — no need for complex dashboards or endless click-throughs to find the data you need.

Warm up deliverability
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Made for enterprise recruitment and sales teams

400% more cleared candidates

1000+ hours cut in sourcing time

5x increase in connects

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Swordfish is THE best tool for finding cell phone numbers.

Da Costa

Frequently Asked Questions

ac-arrow-button Is it really unlimited emails and mobiles?

Yes — we offer unlimited access under a fair use policy, which you can find in our terms and conditions. In short: if you're a recruiter or sales professional using Swordfish for genuine human outreach, you’re good.

Our goal is to give you the freedom to work at scale without artificial limits — but we also need to prevent misuse, so we have throttling controls in place to avoid abuse.

If you hit a throttle and feel it’s limiting your workflow, just reach out via live chat. Let us know your use case and company, and we’ll do our best to accommodate you on a case-by-case basis.

ac-arrow How accurate is your data?

There is no such thing as a platform with perfect contact data - let's start with that. You can confidently expect an average of 80% accuracy on our cell phone data worldwide and 95%+ on our email data.

We use a blend of live partners as well as our own proprietary email validation and phone line connectivity validation in real time before returning results to you. Each phone and email record is marked with green checkmarks ✅ ✅ to indicate the most likely valid data.

Don't take our word for it - grab a and see for yourself.

ac-arrow Does Swordfish comply with CCPA?

Yes! Swordfish is fully compliant with CCPA is registered as a data broker with the California Attorney General’s office. If you would like to opt out or stop your information being displayed in our service, visit the opt out page below.

ac-arrow How does the chrome extension work?

Once installed, the Swordfish button displays on the side of the page when browsing LinkedIn, Twitter & Facebook and in the nav-bar. Click on the extension to check if data is available for the profile/website. Check Auto-Open for the extension to open whenever you visit a profile page. When Swordfish finds contact information for a profile, a preview of the details appears with "Show" button. Clicking "Show" reveals the full contact information is counted as using a credit. If Swordfish is unable to verify the details for a contact, "Show" will not display button and no credits are used.

ac-arrow Can I use Swordfish for free?

Yes! Sign up now for a 7 day free trial.

ac-arrow What if I need a larger plan?
ac-arrow Can I hide the side tab?

Yes! You can HIDE the side tab from your page by:

1) Right-clicking the icon in the *toolbar*
2) Press options
3) Unselect 'Show side tab on websites’.

ac-arrow Does Swordfish comply with GDPR?

Swordfish does not provide contact data on known EU based individuals.