SMTP Server with Scalable Email Delivery

SocketLabs is a cloud-based SMTP provider that enables you to send transactional and marketing email without having to build and maintain your own email server. Integrating with SocketLabs only takes a few minutes. To send email through SocketLabs’ SMTP Relay Service, simply add your SMTP credentials from your SocketLabs account and point your email configuration to our servers.

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Integrate with SocketLabs' SMTP Server in just a few minutes and get your email to the inbox with our superior SMTP mail server technology.

Industry-Leading Deliverability

Scalable Infrastructure

Real-time Analytics

Fast & Easy Integration

Integrate With Our SMTP Servers In Minutes

Our cloud-based email solution replaces in-house email infrastructure so you don’t have to build, scale, and maintain you own SMTP server. And sending via SMTP Relay is the easiest way to get started with SocketLabs as it only requires modifying your SMTP configuration. Simply plug your SMTP credentials into your application and start sending!

  • Signup & Get Instant Access to Your SMTP Credentials
  • Point Your Application to Our Servers
  • Start sending!

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Maximize Inbox Placement With Deliverability Insights

Our innovative SMTP relay email service and know-how can help you get more of your email into the inbox and avoid the spam folder. Plus, you also get full visibility into how your mail stream is performing, so you can ensure that your time-critical email reaches the inbox on time, every-time.

  • Monitor failures, opens & clicks, and complaints
  • Protect your reputation by automatically suppressing hard bounces and complaints
  • Save money by using our reliable infrastructure

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You’re in Good Company

Your system is vastly superior as far as user experience, in my opinion - well done!

Steve M.  |  Federated Software Consulting Ltd.

We developed a mass email delivery system in-house, and when we started to overwhelm our servers, we turned to SocketLabs' dedicated outbound email solution. The SocketLabs email servers are not only fast, but they are extremely reliable. Our franchise community couldn't be happier!

Owen Ellington  |  IT Director, PIU Management, LLC

We decided to use Socketlabs several months ago and could not be happier with our decision. The interface is robust and extremely easy to use. Our email marketing campaigns are integral to the success of our business. The SocketLabs system has allowed us to locate the strengths and weaknesses of our campaigns in order to fine tune their effectiveness.

Matt Gailey  |  Jinx

The customer service for Socket Labs is absolutely incredible. It's refreshing and humbling to get such a high level of customer service from an online service.

Mark Evans  |  Candidate Video (

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