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For developers and businesses

Flexible, Scalable, and Results Driven Email APIs Built for Developers

Powerful APIs that enable you to send, receive, and track email effortlessly

Over 150,000 companies are building great apps and email programs with Mailgun

In good company

Trusted by 150,000+ businesses

Get your message to the right person at the right time with global infrastructure and industry expertise you can rely on.

Built for developers

We build everything API first with a focus on simplicity and compliance to standards.

Read the docs

Engineered for reliability

We’re serious about our 99.99% uptime SLA, and we’ve got the track record to prove it

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Prepared for questions

Help is here when you need it with free 24/7/365 support for all customers. You’ll feel the love.

Help Center

Deliver

Powerful sending infrastructure

Easy SMTP integration and a simple, RESTful API abstracts away the messy details of sending transactional or bulk email. Scale quickly, whether you need to send 10 or 100 million emails.

Verify

Fast, accurate email verification

Know exactly who you should (and shouldn’t) send to. Integrate our real-time Email Verification API to protect your web forms or drag and drop your contact list to quickly weed out bad emails.

Deliverability Services

Managed email delivery for high-volume senders

Sending millions of emails a month requires an extra level of diligence to achieve and maintain optimal deliverability and performance. Our experts help you get more emails delivered, with a strategy customized to your needs.

Deploy Your Message

Send an email with a few lines of code

Get up and running today. We have a robust set of APIs and comprehensive documentation so you can spend less time adding email into your app and more time building cool stuff. Here’s what needs to get done:

1. Activate your account

After you sign up, check your email, click a link, and you’re done.

2. Set up your domain name

Add a couple DNS records so we know you own the domain you claim to be sending emails from.

3. Start sending

Deploy the code wherever email fits into your app, or plug your SMTP credentials into a tool of your choice.

4. Full endpoint documentation

Our API reference includes code samples in your favorite language or framework.

Useful Features

Email API for application-driven emails

Whether you’re building email campaigns that convert or apps to make people’s lives easier, Sinch Email offers a comprehensive email platform so nothing stands between you and your customer.

Intelligent inbound routing

Automatically parse incoming emails for easy-to-digest structured data.

Advanced email analytics

Gather actionable insights so every message you send performs better than the last.

Responsive email templates

Streamline collaborating with other teams and version control with our templates feature.

#1 In Transactional Emails

Developers and product teams love using Mailgun to communicate with their users

Based on real customer reviews, G2 Crowd named us the #1 transactional email software. Learn how our customers achieved a 1350% increase in sending speed, 817% increase in unique click rate, and other great results.

See what you can accomplish with the world's best email delivery platform. It's easy to get started.

Let's get sending.