Rely on expert deliverability know-how
After years of firsthand email delivery experience, we discovered what’s needed to ensure ISPs like Gmail accept your emails. Avoid spam filters, stay away from blacklists, and lower hard bounce rates.
Secure your email sending identity
Prove your sender identity and protect your sender reputation using our SPF, DKIM and DMARC security protocols. Robust email authentication ensures that your domains are safe from spammers and any unauthorized sendings.
Ask our email deliverability experts for advice
Enhance your email delivery rate even more 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.
Customer support when you need it
Get help when you need it most—day or night. Our customer support team works 24/7 because emails never stop. Send an email message and get a fast reply or enjoy live chat support with every premium plan.
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.
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.