by Thibault Guillaume

Increase email deliverability for successful mailing campaigns

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Clean up your email list

Clean your Excel & CSV files from duplicates, invalid emails, risky emails and syntax errors.

Check emails validity

Gtmailscheck checks your mailing lists and helps you reduce your bounce rate during your marketing campaigns.

Check your customers' emails

Clean up and Check your customers' emails.

About GTMailscheck

Check email addresses to see if they exist and are valid.

Reduce bounces and improve email deliverability

Maintaining a high deliverability rate is essential for your reputation as a sender and for the success of your mailing campaigns.

GTMailscheck verify and cleans your mailing lists for duplicates, invalid emails (expired addresses, fake emails, syntax errors...)

You can check the emails of your store's customers as well as your email lists in Excel & CSV format that you can drop with the drag'n drop system.

Download your .csv file ready to be sent

Once the verification is complete, the verified email addresses can be downloaded by categories in CSV format for your mailing campaigns.

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  • 50 emails checks



  • Unlimited emails checks

* All charges are billed in USD.
** Recurring charges, including monthly or usage-based charges, are billed every 30 days.

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