Powerful email delivery service
Reach more customers faster with a reliable email delivery service that’s optimized for maximum deliverability at scale.
Protect your sender reputation
Verify a list of recipients with the inbuilt email verification tool or integrate real-time validation with your website or app to prevent invalid emails.
Rely on expert deliverability know-how
Our deliverability team has over 10 years of email delivery experience and knows what it takes to get the best deliverability while reducing spam complaints and bounce rates.
Secure your email sending identity
Authenticate your email and protect your sender reputation with SPF and DKIM. Robust email authentication ensures that your domains are safe from spammers and unauthorized sendings.
Monitor reputation and activity in real-time
Stay in the know about your account reputation via the dedicated dashboard. Get real-time webhook notifications about bounces and spam complaints so you can monitor potential issues and take action.
Easily manage suppressions
Bounces, unsubscribes and spam complaints are instantly added to your blocklists while automatic unsubscribe links in emails work to reduce spam complaints by allowing recipients to easily opt out.
Reliable delivery at scale
You can depend on our robust email infrastructure, expert deliverability team and premium IP pools to ensure your emails are delivered quickly and reliably, whether you send a few thousand or millions.
Get a free deliverability consultation
Further enhance your email delivery rate with expert advice (Premium plans only). We’ll help you increase your open rates and inbox placement rates, improve your sender reputation and avoid spam folders.
Perfect your emails with split testing
Test different versions of the same email to learn which subject lines, CTAs and content perform the best.
Get valuable insights on activity
Detailed analytics provide real-time metrics and custom reports about bounces, spam complaints and unsubscribes.
Send and schedule emails in bulk
Optimize the timing of your sendings for the best possible open rate by scheduling multiple, asynchronous emails.
Customer support when you need it
Get help when you need it most—day or night. Send an email message and get a fast reply or enjoy live chat support with every premium plan.
What our customers have to say
"A well-designed, easy-to-use interface. Good template editor. Source code editing options are always available. Snappy mail delivery without any backlogs, API documentation is very clean and understandable."
Send emails with confidence
"I had previously used other plugins that required a more complicated setup. Mailersend was easy to set up and add to my website and I can be sure that my transactional emails go out on time and actually get delivered."
"Excellent deliverability, instant sending, powerful API, complete email analytics, and fast support. It's straightforward to set up; I barely used the documentation. They have a great dashboard with a vast amount of valuable data."
Do I need to code to start sending emails with MailerSend?
MailerSend includes no-code options such as our WordPress SMTP plugin and integration with Zapier which allows you to connect MailerSend to 4000+ apps to create automation workflows.
Do you help me get started if I sign up to MailerSend?
Premium plan users enjoy free onboarding assistance to get started with MailerSend. Free plan users have access to email support and a wealth of developer’s documentation and guides.
Is MailerSend a free email delivery service?
MailerSend offers a Free plan which includes 3,000 emails per month. Additional emails are charged $1 per 1,000. For better pricing on additional emails and more advanced features including transactional SMS, inbound routing and live chat support, users can upgrade at any time to a Premium plan. Check out our pricing.
How do you make sure your sending reputation is stable and reliable?
Each user that signs up for MailerSend’s email service goes through a rigorous verification process. This is to prevent bad actors or spammers from using our services, which helps us to maintain a healthy pool of IP addresses with good sender reputations.
We monitor the activity and health of our IPs daily, so any potential issues will be caught and rectified before they have a chance to affect our users or their email deliverability. We also make sure that all content sent out by our users is in accordance with our Terms of Service (ToS) and we have automatic alerts in place that notify us of suspicious sending activity.
And lastly, we have 10+ years of experience as an email service provider in the email marketing and transactional email industry, so you can rest assured that your emails are in good hands!
More features to explore
MailerSend is packed full of features that help you save time and grow your business.
Enjoy the flexibility of sending a few emails or scaling quickly to send a few million.
Intuitively-designed tools allow anyone to contribute, while an advanced infrastructure lets you scale fast.
Use Simple Mail Transfer Protocol when you want to quickly send emails using a reliable Internet standard.
Start sending and tracking your emails with our easy API integration process and clean documentation.
Dynamic email templates
Build one-to-one customer relationships on a mass scale using a single email template.
Verify a single email address or upload an entire email list to verify in bulk.
Control your sendings
Get notified as email events happen so your integration can automatically trigger reactions.
Advanced email tracking
Every email is a learning experience. Monitor your email performance to find what works best.
Manage the unsubscribe page
Whether people are unsubscribing, give them a compelling reason to stay.
Suppression list management
Protect your sending reputation by adding email addresses and domains that you should not send to.
Track the results
Custom HTML template builder
Interested in writing your own HTML code? Our HTML email template editor gives you the flexibility to build exactly what you want.
Drag & drop email template builder
Our drag & drop email editor empowers you to create professionally-designed transactional emails.
Rich-text email editor
Create plain text emails with the formatting capabilities of HTML. Add links, images, bullet points and style text with ease.
Email split testing
Email split testing will improve engagement with your transactional emails by helping you learn what your customers want more.
Control your account
Invite your team members to collaborate on projects by assigning roles and granting permissions.
Streamline your workflow by organizing and keeping all your files in one place in the cloud.
Use multiple domains to manage different brands or products with one MailerSend account.
Take control of your sending reputation with your own dedicated IP address and optimize your sendings for improved deliverability.
MailerSend iOS app
Access email activity, domain settings, and analytics on the go with MailerSend iOS app.
Inbound email routing
Automatically parse incoming emails. Inbound email routes enable MailerSend to receive emails on your behalf, integrating them into your application.
Understand your customers and users on a deeper level and gain valuable insights to help you improve your product and customer experience with surveys.