Affordable SMTP and email relay API services

Delivery suite plans that scale with your needs.

Join the platform that sends billions of emails every month with
99.99% uptime and unmatched deliverability.

ESSENTIAL

$ 25 /Month
  • 50,000 emails
  • Shared IP
  • Email Relay API
  • Reliable Expert Support
  • Detailed Reporting
  • Reputation defender (add on)

STARTER

$ 80 /Month
  • 100,000 emails
  • Dedicated IP
  • Email Relay API
  • Reliable Expert Support
  • Detailed Reporting
  • Reputation defender (add on)

GROWTH

$ 300 /Month
  • 500,000 emails
  • Dedicated IP
  • Email Relay API
  • Reliable Expert Support
  • Detailed Reporting
  • Reputation defender (add on)

Protect your delivery rates with the Reputation Defender add on.

Reputation Defender is an optional add on available on all plans at 20% of your plan cost.

Reputation Defender is SMTP’s proprietary technology that uses big data to proactively monitor your email list health and safeguard you against both soft and hard bounces. We do this by actively suppressing in real-time bad email addresses from your sends thereby protecting your domain.

Why choose AD-EX?

We gets your emails in front of your audience’s eyes. Supercharge your high volume campaigns, transactional emails and marketing platform with AD-EX's superior inbox delivery.

SCALABLE INFRASTRUCTURE

AD-EX scales effortlessly with your changing email delivery needs. Whether you send billions of emails a month or it is the speed of delivery that matters, AD-EX has the right solution.

INDUSTRY-LEADING DELIVERY

AD-EX gets your emails delivered. For over two decades, thousands of businesses have come to rely on our unmatched deliverability rates and reputation among mailbox providers.