SMTP Service

Utilize UniOne’s SMTP service for effortless global email delivery. Manage marketing and transactional emails hassle-free without paying too much or building your own email infrastructure.

What is UniOne’s SMTP

SMTP is the most popular communication protocol for email transfer. With UniOne, you can utilize the power of SMTP in mere minutes, by setting the required authentication credentials in your software. Once done, initiate sending effortlessly through your app's SMTP connection.

UniOne’s SMTP API offers maximum simplicity while also providing access to additional powerful features. Enjoy custom headers, visual dashboards, data CSV dumps, and other comprehensive tools in addition to rapid integration.

Need further assistance? Refer to our SMTP documentation for guidance, or contact our 24/7 responsive support.

Things you can do with our SMTP

With UniOne SMTP, you can send up to 150,000 emails per hour (use our Web API if you need more). Integration is fast and straightforward, you only need to configure the required connection settings.

  • Use extended features like variable substitution, built-in unsubscribe link management, click tracking, and more.
  • Send catchy and informative emails sized up to 10 MBytes. Customize your messages by using templates and track user engagement.
  • Group your campaigns into independent projects and manage them separately.
  • Stay informed on all events regarding your emails with UniOne webhooks.
  • One SMTP solution for all your needs

    UniOne’s SMTP accommodates a wide range of email types, from marketing campaigns and transactional alerts to newsletters and promotional announcements.

    Сraft personalized email communications, deliver customer service updates, and disseminate tailored offers.

    Stay informed about your email delivery performance with notifications about possible spam blocks, domain setup errors, or any other concerns. Our round-the-clock customer support will help you resolve them expertly.

    Leveraging features like templates and link tracking enhances user engagement and performance analysis, ensuring effective communication across various contexts.

    Why businesses choose us?

    UniOne is free and easy to start

    Our users’ satisfaction is our primary value. Thus, we provide each newcomer with a 4-month free trial, including 6,000 monthly emails, to test our capabilities. Our round-the-clock customer care team is ready to assist you with any matters at each step of your journey with UniOne. When you feel ready to upgrade, choose any other tariff from the ones available or contact our sales manager to discuss a customized plan.