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About MailerSend
What is MailerSend?
MailerSend is an email sending service that provides an intuitive email API and SMTP relay to help developers and businesses send transactional emails like invoices, delivery updates, and password resets with high deliverability.
Who is it for?
It’s built for growing startups, small businesses, and agencies that need reliable email infrastructure without heavy maintenance. It’s also great for non-technical team members thanks to a team-friendly app and drag-and-drop email builder. If you're just testing emails occasionally, the free plan covers you.
Key features
MailerSend offers multiple domain management, inbound routing, IP allowlisting, 7 SDKs, and an SMTP relay. It scales from a few emails to millions, with 99.5% guaranteed uptime and 24/7 support.
Real use cases
Use it for sending order confirmations, password reset links, event tickets, or automated notifications. It’s not designed for full-scale marketing campaigns—focus on transactional and triggered emails.
Key features
- Email API & SMTP relay — Easily send emails from your app or website with plug-and-play SMTP.
- Multiple domains — Manage different brands or products with one account.
- Inbound routing — Receive and integrate incoming emails into your application.
- IP allowlisting — Restrict API/SMTP requests to trusted IP addresses.
- Drag & Drop builder — Create custom templates without coding.
- Webhooks — Get real-time event notifications.
- 24/7 support — Friendly experts who provide real solutions.
SaaSpartout Score
7.9
/10
Editorial score from our review methodology — not user ratings.
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MailerSend Pricing
MailerSend pricing: from $5.60/mo.
Free
$0/month — 500 emails/month, 10 email verification credits, email threads support, drag & drop builder. 1 sending domain, 1 template, 1 user, 1-day activity data retention, 1,000 daily API requests.
Hobby
$5.60/month billed yearly ($7 monthly) — 5,000 emails/month, 100 email verification credits, email API and SMTP relay, bulk emailing. 5 seats, 1 sending domain, 3 templates, 1-day activity data retention.
Starter
$25/month billed yearly ($28 monthly) — 50,000 emails/month, 100 SMS/month, 100 email verification credits, plus: sender identities, remove MailerSend logo, SMS API (USA and Canada). 5 seats, 10 domains, 250 templates, 7-day activity data retention, 100,000 daily API requests.
Professional
$25/month billed yearly (or $28 monthly) — 50,000 emails/month, 100 SMS, 100 email verification credits, plus: 7-day API logs retention, dedicated account manager, deliverability consultation, unlimited users/domains/templates, 30-day activity data retention, 500,000 daily API requests. For agencies and white-label resellers.
Free trial
All plans come with a 14-day free trial (if applicable). Get started free with no credit card required.
Frequently asked questions
Is MailerSend free?
Yes, MailerSend has a free plan that includes 500 emails per month and 10 email verification credits, perfect for occasional testing and small projects.
How much does MailerSend cost?
MailerSend starts at $5.60 per month (billed yearly) for the Hobby plan, which includes 5,000 emails. The free plan is available for $0. Higher tiers like Starter and Professional cost $25/month (billed yearly) and include more features.
What is MailerSend best for?
MailerSend is best for sending transactional emails like invoices, delivery notifications, password resets, and other triggered messages. It’s also great for teams that need a simple, non-code email solution.
What are the top alternatives to MailerSend?
Popular alternatives include SendGrid, Postmark, Amazon SES, and Mailgun. Each offers similar email API and SMTP services, but MailerSend stands out for its free plan and ease of use.
Does MailerSend have a free trial?
Yes, MailerSend offers a free trial of its paid plans. You can also use the free plan indefinitely with 500 emails per month.
How does MailerSend work?
MailerSend works by providing an email API and SMTP relay that lets you send emails from your app or website. You can integrate using SDKs in 7 languages and manage domains, templates, and team members from a dashboard.
