Send WordPress emails from a M365 / Exchange Online Mailbox using Microsoft Graph, leveraging OAuth for authentication which is more secure than SMTP
Alternatives to Simple SMTP by Maileroo
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.
Reliable WordPress email delivery with multiple providers, two connections, Return Path, Reply-To and visual AND/OR routing.
Flex SMTPv1.0.3
Send WordPress mail through SMTP or a provider HTTP API, with a test send and delivery log.
The missing link between MailPoet and your SMTP plugin – for reliable email delivery!
AuthenticSenderv1.0.3
Configure WordPress to send email via SMTP, UseSend, or Resend instead of the built-in mail() function.
Stars SMTP Mailerv2.3.1
Every email your WordPress website sends is important — whether it’s a contact form message, password reset, order update, or newsletter.
SMTPifyv1.0.1
Routes wp_mail() through your provider's SMTP server. Simple settings page, built-in test tool, nothing else.
Ultra lightweight SMTP plugin (~4KB). Encrypted passwords, zero bloat, and simple setup for Gmail, Outlook, and any mail server.
Fix WordPress emails not sending. SMTP plugin with Email Logs for Gmail, Outlook, SendGrid, Mailgun. Easy Setup, reliable delivery.