TheChecker is a free email verification tool. Check if a mailbox really exists and get rid of email bounces.
Free Email Checker & Email Verifier Application
Accurate, fast and affordable email verifier.
1,000's of professionals from 80+ countries rely on our bulk email verification and email list cleaning services.
Reduce your cost per lead, avoid blockages, protect your sender reputation and increase your campaign’s ROI.
- Bulk email verifier
Use our web app to verify your current lists by simply uploading a TXT, CSV, XLS, or XLSX file.
- Real-time validation
Add real-time email verification to any website by just copying and pasting one line of code. It takes only a few seconds and requires no developer.
- Email verification API
Use our API to run bulk or single email verification straight on your web and mobile application or develop a white-label version of our email verification web app.
- Accurate results
Enjoy our 98% deliverability guarantee and get the best results.
- Affordable prices
We offer the most cost-effective service in the market. Try and see it!
- Awesome support
Even we have a simple UI, you can always count on us if you need help.
Read more
1,000's of professionals from 80+ countries rely on our bulk email verification and email list cleaning services.
Reduce your cost per lead, avoid blockages, protect your sender reputation and increase your campaign’s ROI.
- Bulk email verifier
Use our web app to verify your current lists by simply uploading a TXT, CSV, XLS, or XLSX file.
- Real-time validation
Add real-time email verification to any website by just copying and pasting one line of code. It takes only a few seconds and requires no developer.
- Email verification API
Use our API to run bulk or single email verification straight on your web and mobile application or develop a white-label version of our email verification web app.
- Accurate results
Enjoy our 98% deliverability guarantee and get the best results.
- Affordable prices
We offer the most cost-effective service in the market. Try and see it!
- Awesome support
Even we have a simple UI, you can always count on us if you need help.
Source Manifest.json
{"update_url": "https://clients2.google.com/service/update2/crx", "manifest_version": 2, "name": "Free Email Checker & Email Verifier", "description": "TheChecker is a free email verification tool. Check if a mailbox really exists and get rid of email bounces.", "version": "1.0", "icons": { "128": "icon.png" }, "app": { "urls": [ "https://thechecker.co/?utm_source=chromeapp" ], "launch": { "web_url": "https://thechecker.co/?utm_source=chromeapp" } }}
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