SMTP Gateway

SMTP relay that works with everything

Connect WordPress, Outlook, or any SMTP client. Use your MailJunky API key as the password. No code required.

200 free emails/month. No credit card required.

Just enter your SMTP settings. Done.

No SDK. No API calls. Just standard SMTP that works everywhere.

SMTP Settings
HostSee dashboard
PortSee dashboard
Usernameyourdomain.com
Passwordmj_live_your_api_key

Find your host & port in API Keys → Integration + SMTP

1

Enter SMTP settings

Add the host, port, and your API key to any SMTP client.

2

Send from your domain

Use any from address at your verified domain (e.g. [email protected]).

3

Track everything

All emails appear in your MailJunky dashboard with full analytics.

Standard SMTP, supercharged

All the benefits of MailJunky, accessible via any SMTP client.

Zero Code Required

Connect any app that supports SMTP. No SDK, no API calls, no code changes.

Use Your Existing Tools

WordPress, Outlook, Thunderbird, PHP mail() — they all work out of the box.

API Key Auth

Your MailJunky API key is the password. No separate SMTP credentials to manage.

Domain Validation

From address must match your verified domain. Built-in spoofing protection.

Same Deliverability

Same enterprise-grade infrastructure as the API. Same 99.9% inbox delivery rate.

Real-time Analytics

Every SMTP email shows up in your dashboard with full open and click tracking.

Works with every language

Standard SMTP — if your language can send email, it works with MailJunky.

send-email.ts
import nodemailer from 'nodemailer'

// Get host and port from dashboard → API Keys → Integration + SMTP
const transporter = nodemailer.createTransport({
  host: 'YOUR_SMTP_HOST',
  port: YOUR_SMTP_PORT,
  auth: {
    user: 'yourdomain.com',
    pass: 'mj_live_your_api_key'
  }
})

await transporter.sendMail({
  from: '[email protected]',
  to: '[email protected]',
  subject: 'Welcome!',
  html: '<h1>Hello from MailJunky SMTP</h1>'
})

WordPress?

We have a dedicated WordPress plugin that configures everything for you. Set up WordPress integration.

Perfect for apps that speak SMTP

No API integration needed. Just SMTP settings.

WordPress Sites

Send transactional emails from WordPress with WP Mail SMTP plugin.

Legacy Apps

Add MailJunky to apps that only support SMTP configuration.

Email Clients

Send from Outlook, Thunderbird, or Apple Mail for testing.

CMS Platforms

Any CMS with SMTP settings works out of the box.

99.9%
Deliverability
SMTP
Standard protocol
0
Lines of code needed
24/7
Monitoring

Prefer a REST API?

Our Email API lets you send emails with a single HTTP call. Full SDK support for Node.js, Python, and more.

Ready to connect via SMTP?

Get 200 free emails/month. Just add your SMTP settings and start sending.

Create your account
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