Email delivery service for Developers & Webmasters
SMTP server made easy

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Kingmailer is a transactional email service. Reliable, powerful, and ideal for sending data-driven emails, including targeted e-commerce and personalized one-to-one messages.
$10 p/mo for 100.000 transactional emails. Up to 24 months email archive.
Trusted by:
Booking.com, Alibaba.com, GravityForms.com, CodeCanyon.com

Why Choose Kingmailer?

We have a 100% Sender score and a 10/10 Mail Tester score. 100k emails for only $10 p/mo.

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Integrate

Easily integrate your transactional emails

  • Powerful API
  • SMTP Server
  • Plugins for WordPress, WooCommerce, Prestashop and many more.

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Deliver

Optimize the deliverability of your emails

  • Manage multiple domains
  • Monitor your emails reputation
  • Personalized SPF, DKIM and DMARC authentication

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Track

Track & Analyze Performance

  • History of all your messages with your contacts
  • Monitor email performance in real time
  • Get detailed statistics on opens, clicks, bounces, etc.
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    Support

    Have a question? Our support team is available 24/7/365. Our email is: info@kingmailer.co

    Features & Details

    Expert SMTP Server You Can Trust

    Real-time results

    Get up-to-the-minute analytics on your message deliverability and engagement metrics.

    Email statistics

    Monitor all your email logs and statistics on deliverability, open rates, click rates and more.

    Webhooks & Integrations

    Manage your email statistics using webhooks and integrate Kingmailer SMTP with all your tools: WordPress, PrestaShop, WooCommerce and more.

    Flexible APIs

    Create customized, dynamic messages using a powerful API.

    Optimal deliverability

    Ensure your welcome messages, order confirmations, shipping notifications, app alerts, and other important emails reach the inbox.

    Message Archiving & Logs

    Archive and search historical transactional emails.

    Pricing SMTP server

    Rely on Kingmailer's API integrated SMTP server service for all your transactional emails.

    SMTP Server Basic

    $ 10

    per month

    • 100.000 emails
    • Free setup
    • 2 GB storage
    • 3 Months email archive
    • Unlimited domains
    • Unlimited smtp servers
    • 99.99% Inbox-rate
    • Email support
    • NOT for bulk email
    Order Now
    Please don't spam. Only for transactional emails.
    SMTP Server Pro

    $ 50

    per month

    • 500.000 emails
    • Free setup
    • 5 GB storage
    • 6 Months email archive
    • Unlimited domains
    • Unlimited smtp servers
    • 99.99% Inbox-rate
    • Email support
    • NOT for bulk email
    Order Now
    Please don't spam. Only for transactional emails.
    SMTP Server Business

    $ 100

    per month

    • 1.000.000 emails
    • Free setup
    • 10 GB storage
    • 24 Months email archive
    • Unlimited domains
    • Unlimited smtp servers
    • 99.99% Inbox-rate
    • 24/7 email support
    • NOT for bulk email
    Order Now
    Please don't spam. Only for transactional emails.

    Kingmailer has a perfect sending score of 100%, and yes, we're very proud
    You can verify this Check Sender Score
    FAQ

    Frequently Asked Questions


    Got a question? We've got answers. If you have some other questions, contact us using email.

    What payment types do you accept?

    We accept payments via Visa, MasterCard, American Express, Diners, and JCB. We do not accept PayPal or Purchase Orders. All of our payments are handled by Paddle, they are similar to PayPal.

    What are transactional emails?

    These are generally emails generated by your website or desktop application, some examples for this are: welcome emails, registration confirmation emails, password reset emails, notification emails, weekly digest emails, invoices, receipts and any other email which is generated by your website or web app.

    Why is Kingmailer for transactional email only?

    By focusing on transactional email only, ISPs can build a reputation on consistent, high engagement messages. This allows us to have extremely fast delivery to the inbox without tarnishing our reputation from large promotional email campaigns that sit in the queue.

    Can I cancel my subscription?

    You can cancel your subscription anytime in your account. Once the subscription is cancelled, you will not be charged next month. You will continue to have access to your account until your current subscription expires.

    How long are your contracts?

    Currently, we only offer monthly subscription. You can upgrade or cancel your monthly account at any time with no further obligation.

    What is allowed to send?

    At the moment we only allow welcome emails, password reset emails, notifications, weekly digests, receipts and invoices. For a full list of what is not allowed, please refer to our Terms of Service. Please contact info@kingmailer.co for assistance.

    Do you accept Western Union or banking transfers?

    Kingmailer can accept these payment methods in certain situations. Please contact info@kingmailer.co for assistance.

    Is bulk email allowed?

    No. We don't support bulk email at the moment.

    phone

    +597 723 6925

    email

    info@kingmailer.co

    location_on

    Paramaribo, Suriname

    Kingmailer.co

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