MAINWP POST SMTP EXTENSION
Trusted by Over 500 Happy Users! Manage SMTP for Every Site, Instantly
Quickly configure SMTP and manage email delivery across every site from your MainWP dashboard. Monitor delivery, troubleshoot, and manage emails easily. Post SMTP has got it covered!
Our POST SMTP plugin has featured on
Post SMTP for MainWP: Features Loved by 500+ Users
The Ultimate WordPress SMTP Configuration Hub
Easiest SMTP Setup for Every WordPress Site in Your Network
Use Post SMTP and Google Workspace (or Gmail) SMTP to send WordPress emails securely, ensuring high deliverability and a user-friendly setup for all message types.


Backup SMTP Connection
Ensure Your Email Delivery with Our Fallback Mailing
Whenever your primary SMTP service provider fails, Post SMTP for MainWP automatically switches to a secondary SMTP service provider to ensure your emails always reach their recipients.
Immediate Email Failure Alerts
Get Notified for Every Undelivered Email – The Way You Like!
While configuring Post SMTP on your parent site, you can set up notification alerts that will notify you whenever an email delivery fails on any of your child’s sites. Choose the alert method that works best for you:
- Admin (Email): Receive an email alert to your admin account
- Slack & Microsoft Teams: Receive an email alert to your admin account
- Twilio (SMS): Get a text message to your phone number
- Chrome Extension: Receive email failure alerts right in your browser.


Dedicated Post SMTP Mobile App – 100% FREE
Keep Track of Your WordPress Emails–Anytime, Anywhere!
Make WordPress email management easy by managing your WordPress emails from anywhere with the Post SMTP Mobile App.
With the Post SMTP Mobile App, you can:
- Track all your WordPress emails
- Get instant email failure alerts
- Resend any failed email with one click
- View email content (Subject, Sender, Receiver, Body, etc.)
- Troubleshoot errors with ease.
If you encounter any issue, you can contact the Post SMTP support team directly through the app.
Comprehensive Email Logging
Monitor Email Delivery Logs for All Your Sites in One Place
With a comprehensive and searchable log viewer, you can check email delivery status and details for all your sites in the MainWP dashboard. Easily filter the logs by site, date, status, recipient, subject, or error message. Also, view the email attachments and resend or delete any email you see in the log viewer.

15+ SMTP Services Ready For Action
Effortlessly link your WordPress site with leading SMTP mailers, including Google WorkSpace, Microsoft 365, Amazon SES, Mailgun, SendGrid, and more.
FAQs
Still have a question? Check out our frequently asked questions on the right or contact us directly.
