Customize and Test SMTP operation.

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SMTP Checker for Windows

Use SMTP Checker to send a test e-mail to a recipient. SMTP stands for Simple Mail Transfer Protocol and can be used to send e-mails leveraging an SMTP provider. There are many SMTP providers available, several well known online search engines can provide them. Enter in appropriate SMTP configuration and click Test Connection to test. If test completes successfully, a successful message prompt is seen and e-mail recipient will receive test e-mail.

SMTP Checker for Windows SMTP Checker App Help for Windows

SMTP Checker for Windows

Check SMTP

Use SMTP Checker app to verify operation of SMTP configuration and credentials.

Send Mail

SMTP Checker sends out an actual e-mail test to a recipient, so you know your SMTP configuration is valid.

SMTP Checker for macOS