Reliable WordPress email delivery with multiple providers, two connections, Return Path, Reply-To and visual AND/OR routing.
Alternatives to Trustifi SMTP Mailer
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
Relevant replacements
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
SMTP Mailerv1.1.28
Configure a SMTP server to send email from your WordPress site. Configure the wp_mail() function to use SMTP instead of the PHP mail() function.
Send WordPress emails from a M365 / Exchange Online Mailbox using Microsoft Graph, leveraging OAuth for authentication which is more secure than SMTP
AuthenticSenderv1.0.3
Configure WordPress to send email via SMTP, UseSend, or Resend instead of the built-in mail() function.
Flex SMTPv1.0.3
Send WordPress mail through SMTP or a provider HTTP API, with a test send and delivery log.
Gmcfuerte SMTP Transportv1.0.4
Send WordPress mail through your own authenticated SMTP account, with an encrypted password and a test send that reports the real error.
CodingBunny Mail SMTPv1.0.7
Configure an SMTP server to send emails from your WordPress site. Simple, lightweight, and secure.
Send email using an SMTP email sever. Configure WordPress wp_mail, and phpmailer, to use your SMTP (outgoing) mail server when sending email.
Actra SMTPv1.1.0
A minimal, object-oriented SMTP plugin for WordPress with zero external dependencies.
Prostylemedia SMTPv1.1.1
SMTP for WordPress with Microsoft 365 OAuth2, Classic SMTP, Hosting Relay, default mail, logs, reports and multilingual admin.