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MailerSend

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Intuitive email API and SMTP email sending with high deliverability and easy integration.

From $7/mo (free plan available)
FreemiumEmailDeveloper ToolsAPI Tools
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Reviews onG2Capterra
108 reviews tracked·1 press mention

The Bottom Line

Price
From $7/mo (free plan available). Compare plans

Key facts

  • Provides intuitive email API and SMTP relay for transactional emails.
  • Offers high deliverability, easy integration with 7 SDKs, and 24/7 support.
  • Includes features like multiple domains, inbound routing, and custom templates.

Pros

  • Easy and quick integration with extensive documentation and SDKs.
  • High email deliverability rates and managed sender reputation.
  • User-friendly interface suitable for both technical and non-technical users.
  • Excellent 24/7 customer support with high satisfaction rates.
  • Scalable infrastructure for sending varying volumes of emails.

Cons

  • No specific cons were mentioned in the provided text.

What is MailerSend?

MailerSend is a comprehensive email sending service designed for businesses of all sizes, offering both an intuitive email API and an SMTP relay. It enables users to send transactional emails such as invoices, delivery updates, and forgotten password links quickly and reliably. The platform emphasizes high deliverability, easy integration through extensive documentation and SDKs, and robust support. This service is ideal for developers and non-technical team members alike. Developers can leverage 7 SDKs and a powerful REST API to seamlessly integrate email sending into their applications, while non-technical users can manage templates, billing, and other aspects through a user-friendly interface. MailerSend also provides features like multiple domain management, inbound routing, IP allowlisting, and detailed analytics to ensure efficient and secure email operations. MailerSend focuses on ensuring emails reach the inbox, offering clean IP addresses, authenticated domain names (SPF, DKIM), and expert monitoring of sender reputation. Its scalable infrastructure supports sending from a few emails to millions, making it suitable for growing businesses. The platform also boasts 24/7 technical support and pre-built or custom template options to streamline email creation.

Available on: Web

how we evaluateSourcemailersend.com ↗

Ratings Across the Web

4.3(108 reviews)

MailerSend holds an aggregate rating of 4.3 out of 5 from 108 reviews across G2 and Capterra, last checked September 17, 2026.

G246 reviews
4.1/5
Capterra62 reviews
4.4/5

Ratings aggregated from independent review platforms. Learn more

Preview

Key Features

  • Email API
  • SMTP Relay Service
  • High Deliverability
  • Multiple Domain Management
  • Inbound Routing
  • IP Allowlist
  • Custom Template Options (3 builders)
  • 7 SDKs (cURL, Node.js, PHP, Laravel, Python, Ruby, Go, Java)

Pricing Plans

Free Trial

Pricing checked Sep 22, 2026

MailerSend plans and prices, checked September 2026
PlanPriceDetails
Free

$0

  • 500 emails /month
  • 10 email verification credits
  • Email threads support
+6 more
  • Drag & Drop email builder
  • 1 user seat + 1 accountant role
  • 1 domain
  • 1 template
  • 1-day activity data retention
  • 100 daily API requests
Hobby

$7.00 / month

  • 5,000 emails
  • 100 email verification credits
  • Extra usage $1.20 /1,000 emails
+8 more
  • Email API and SMTP relay
  • Drag & Drop email builder
  • Bulk emailing
  • 5 seats
  • 1 domain
  • 3 templates
  • 1-day activity data retention
  • 1,000 daily API requests
Starter

$25 / month

  • 50,000 emails /month
  • 100 SMS /month
  • 100 email verification credits
+10 more
  • Extra usage $0.90 /1,000 emails
  • Extra usage $1.40 /100 SMS
  • 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

  • 50,000 emails /month
  • 100 SMS /month
  • 100 email verification credits
+10 more
  • Extra usage $0.90 /1,000 emails
  • Extra usage $1.40 /100 SMS
  • 7-days API logs retention
  • Dedicated Account manager
  • Deliverability consultation
  • ∞ users*
  • ∞ domains*
  • ∞ templates*
  • 30-day activity data retention
  • 500,000 daily API requests
Enterprise

Contact us

  • 14-days API logs retention
  • Enterprise-grade support
  • Dedicated IP included
Calculate your costView full pricing

Is MailerSend worth the price?

Good value

MailerSend offers a very generous Free tier and competitive pricing for its lower-volume plans.

The Hobby plan at $7/month for 5,000 emails is a good entry point. However, the Starter and Professional plans both at $25/month for 50,000 emails seem to offer disproportionate value, with Professional providing significantly more advanced features for the same price.

This pricing structure is best for small businesses and developers needing a reliable email API without breaking the bank.

Hidden Costs & Gotchas

Overage fees apply for exceeding email limits.

How MailerSend's pricing compares

At $7/mo, billing unit not specified, MailerSend is the most affordable of its 3 comparable direct competitors.

MailerSend
$7
Mailjet
$17
Sparkpost
$20
MobileMonkey
$600

Entry paid plan, monthly. Pricing checked Sep 22, 2026.

Reviews

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4.3/5

Across 108 verified user reviews on Capterra, G2

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Best MailerSend Alternatives

Top alternatives based on features, pricing, and user needs.

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MailjetFreemium

Email marketing and transactional email

4.1
Sparkpost logo
SparkpostFreemium

High-volume email sending with expert deliverability

3.9
MobileMonkey logo
MobileMonkeyPaid

Turn Klaviyo into a precision profit machine with AI-driven identity resolution and email deliverability.

2.7
See all email tools →

Still deciding?

Most buyers shortlist 2 or 3 tools before committing. Pull a side-by-side comparison or browse the full alternatives shortlist below.

MailerSend vs MailjetHead-to-head: features, pricing, who winsMailerSend vs SparkpostHead-to-head: features, pricing, who winsMailerSend vs MobileMonkeyHead-to-head: features, pricing, who wins

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MailerSend FAQ

How does MailerSend ensure high deliverability for transactional emails?

MailerSend focuses on ensuring emails reach the inbox by using clean IP addresses, authenticated domain names (SPF, DKIM), and expert monitoring of sender reputation. This comprehensive approach helps maintain high deliverability rates for critical communications like invoices and delivery updates.

Which teams benefit most from using MailerSend?

MailerSend is ideal for both developers and non-technical team members. Developers can utilize 7 SDKs and a REST API for integration, while non-technical users can manage templates and billing through a user-friendly interface.

How does MailerSend compare to Mailjet for email sending?

MailerSend offers an intuitive email API and SMTP email sending with a strong emphasis on high deliverability and easy integration through extensive documentation and SDKs. It also provides 24/7 technical support and features like multiple domain management and inbound routing.

Does MailerSend include a free tier?

Yes, MailerSend is available on a free tier. Paid plans are offered for users requiring more usage and additional features beyond the free offering.

Can MailerSend handle large volumes of email for growing businesses?

Yes, MailerSend's scalable infrastructure is designed to support sending from a few emails to millions. This makes it suitable for businesses that anticipate growth in their email sending needs.

What kind of integrations does MailerSend offer for developers?

Developers can integrate MailerSend into their applications using its powerful REST API and 7 available SDKs. This allows for seamless incorporation of email sending capabilities into various software environments.

How does MailerSend support secure email operations?

MailerSend supports secure email operations through features such as IP allowlisting and authenticated domain names (SPF, DKIM). These measures help protect email sending infrastructure and ensure legitimate communication.

Source: mailersend.com

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