Fail-Proof Email Delivery 100% Free
Set up, monitor, and manage your WordPress emails effortlessly with advanced SMTP features, analytics, and failover mitigation
Backup Connections
Auto-Retry Mechanism
Reputation Shield
Resend Failed Emails
Email Failure Notifications
Resend Failed Emails
Email Failure Notifications
Fail-Proof Email Delivery with Unmatched Reliability
Ensure every email sent from your WordPress site is delivered with confidence, thanks to multiple fallback connections, auto-retry mechanisms, and real-time failure notifications.
Never Miss an Email with Multiple Backup Connections
SureMail ensures fail-proof delivery by switching to backup SMTP connections when the primary fails.
Retry Failed Emails Automatically
SureMail retries sending failed emails through all configured connections until they’re delivered.
Keep Emails Problem-Free with Reputation Shield
Reputation Shield scans your emails for potentially problematic content and blocks them before they are sent to your SMTP service.
Stay Informed with Real-Time Email Failure Alerts
Get instant notifications for failed emails via OttoKit integration to any platform of your choice.
At SureMail, we know that reliable email delivery is crucial for success. That’s why we built SureMail—to provide an easy, fail-proof SMTP solution for WordPress users. Our goal is to help you connect with your audience effortlessly, so you can focus on what matters most.
Adam Preiser
WPCrafter
Connect with Your Favorite SMTP Services Planned
Easily link your WordPress site to top SMTP providers like Amazon SES, SendGrid, Mailgun, Postmark, and more to ensure your emails are delivered reliably and securely.
A Gift to the WordPress Community
SureMail is our way of giving back to the WordPress community. Built by the team behind Astra and Spectra, SureMail is free forever—because reliable email delivery should be accessible to everyone.
Empowering WordPress Users
We want every WordPress user to enjoy fail-proof email delivery without any added cost.
Fueled by Passion, Not Profit
We believe in the power of open source and want to ensure essential tools remain accessible to all.
Making Email Delivery Reliable
Our mission is to solve email issues for WordPress users everywhere, at no cost to you.
Strengthening the Community
SureMail is a contribution to make WordPress stronger and more reliable for everyone.
Everything You Need for Email Delivery
Multiple Backup Connections
Never worry about email failures—SureMail automatically reroutes through backup SMTP providers.
Advanced Retry Logic
Failed emails are automatically retried through all of the configured connections to ensure seamless delivery.
Email Logs & Resending
Keep a complete record of every email sent from your WordPress site and resend all the email messages with ease.
Reputation Shield
Reputation Shield protects your sender reputation by identifying and blocking potentially problematic emails before they’re sent.
Email Failure AlertsPlanned
Stay informed instantly with customizable email failure alerts via OttoKit or your preferred communication tools.
Multiple SMTP Providers
Integrate and switch between leading SMTP services like Amazon SES, Gmail, SendGrid, Mailgun, and many more.
Built-In Email Testing Tool
Easily send test emails for verifying your SMTP configuration before sending live emails to your customers and subscribers.
Easy and Flexible Configuration
SureMail’ simple and user-friendly interface ensures quick and hassle-free SMTP setup for users of all skill levels.
Analytics and Reporting
Gain valuable insights into your email delivery performance with comprehensive and intuitive reports.
What People Are Saying About SureMail
Athlone
SureMail will be the go-to solution for transactional email in WordPress.
1w Like Reply
3
Ash Nazir
I’m thankful it will be free. I’ve got no money left 😂
1w Like Reply
5
Laurent Gaulhiac
I knew it was coming but was thinking “nah am good with Fluent SMTP”, they REALLY have to make something awesome to make me change… well if seems that it will have all the features AND also free + a better design on top… Ok am sold!
1w Like Reply
Daniel Berggren
I am really looking forward to this one.
Redundancy is so important, and after reading Adam’s comments on backup email + notifications via OttoKit, this is the kind of thing that gives me peace of mind.
1w Like Reply
3
Meddy Brai
was about to judge it until I read « free
So… Thanks 🙂.
1w Like Reply
3
Csosz Tibor
Hi, thanks for this great SMTP plugin! :))
1w Like Reply
5
Andrew Peters
This is cool. But plugins like these also make me super grateful for the gridpane sendgrid integration is toggle on for every site. 🙂 😎
1w Like Reply
4
Fred Vinson
I’ve been waiting for a plugin to take out WP Mail SMTP.
1w Like Reply
Salman Sarwar
Well That’s Amazing and am badly waiting for this 😀
1w Like Reply
1
Daniel Berggren
I am really looking forward to this one.
Redundancy is so important, and after reading Adam’s comments on backup email + notifications via OttoKit, this is the kind of thing that gives me peace of mind.
1w Like Reply
3
Fred Vinson
I’ve been waiting for a plugin to take out WP Mail SMTP.
1w Like Reply
Salman Sarwar
Well That’s Amazing and am badly waiting for this 😀
1w Like Reply
1
What People Are Saying About SureMail
Laurent Gaulhiac
I knew it was coming but was thinking “nah am good with Fluent SMTP”, they REALLY have to make something awesome to make me change… well if seems that it will have all the features AND also free + a better design on top… Ok am sold!
1w Like Reply
Ash Nazir
I’m thankful it will be free. I’ve got no money left 😂
1w Like Reply
5
Fred Vinson
I’ve been waiting for a plugin to take out WP Mail SMTP.
1w Like Reply
Daniel Berggren
I am really looking forward to this one.
Redundancy is so important, and after reading Adam’s comments on backup email + notifications via OttoKit, this is the kind of thing that gives me peace of mind.
1w Like Reply
3
Meddy Brai
was about to judge it until I read « free
So… Thanks 🙂.
1w Like Reply
3
Andrew Peters
This is cool. But plugins like these also make me super grateful for the gridpane sendgrid integration is toggle on for every site. 🙂 😎
1w Like Reply
4
James Lepage
Yall are crushing it :)
1w Like Reply
5
Wendy Miller
Oh so happy to see this post. Can’t wait!
1w Like Reply
3
Salman Sarwar
Well That’s Amazing and am badly waiting for this 😀
1w Like Reply
1
Daniel Berggren
I am really looking forward to this one.
Redundancy is so important, and after reading Adam’s comments on backup email + notifications via OttoKit, this is the kind of thing that gives me peace of mind.
1w Like Reply
3
Wendy Miller
Oh so happy to see this post. Can’t wait!
1w Like Reply
3
Salman Sarwar
Well That’s Amazing and am badly waiting for this 😀
1w Like Reply
1
Frequently Asked Questions
All you need to know about SureMail
Yes! SureMail is 100% free and open-source. It’s our way of giving back to the WordPress community, offering a reliable solution for email delivery without any cost. We believe in helping WordPress users succeed with effortless, fail-proof email delivery.
SureMail ensures fail-proof email delivery by allowing you to set up multiple SMTP connections and fallback providers. If your primary SMTP provider fails, the plugin will automatically switch to secondary connections one after another. Plus, it retries failed emails after a set time, ensuring that your emails have multiple chances to be delivered.
Yes! SureMail is built to scale, allowing you to handle large volumes of email without compromising on reliability. With multiple SMTP connections and fallback mechanisms, it ensures your emails get delivered even when traffic or email volume spikes.
Absolutely not! SureMail is built with ease and performance in mind. Its architecture and clean code keep it lightweight and fast. Therefore, it will not affect your website speed and performance in any way.
You only need to have the latest version of WordPress on your website, to begin with. SureMail is basically a plugin like any other WordPress plugin. Therefore, the latest WordPress installation along with a theme is enough to begin with.
Yes! SureMail includes comprehensive email logging features. You can track every email sent through your WordPress site, view its delivery status, and even resend emails directly from the plugin’s dashboard.
Yes, SureMail uses secure encryption methods like TLS/SSL to protect your email data. This ensures that your communications remain safe and private throughout the entire email delivery process.