Best SMTP Services for Cognito Forms

Compare the Top SMTP Services that integrate with Cognito Forms as of November 2025

This a list of SMTP services that integrate with Cognito Forms. Use the filters on the left to add additional filters for products that have integrations with Cognito Forms. View the products that work with Cognito Forms in the table below.

What are SMTP Services for Cognito Forms?

SMTP services and SMTP relay services enable organizations to send emails, including bulk emails to customers and users from their website. SMTP service providers provide an SMTP server that can be hosted or used on-premise so websites can send emails and ensure high deliverability of emails and mass email campaigns. Mail transfer agent (MTA) services are part of SMTP services. Compare and read user reviews of the best SMTP services for Cognito Forms currently available using the table below. This list is updated regularly.

  • 1
    Brevo

    Brevo

    Brevo

    Say hello to Brevo (formerly Sendinblue) — the platform that helps you build customer relationships across Email, SMS, Chat, and more. The complete toolkit to turn one-time browsers into long-term customers. Connect with contacts directly in their inbox with beautifully designed email campaigns. Send targeted messages that land straight in your customers' pockets. Brevo empowers businesses to build and grow relationships through marketing automation, email campaigns, transactional emails and SMS messages. What makes us different? Brevo is powered by our world-class customer happiness team and we offer pricing plans guaranteed to make you smile. Our platform combines a robust suite of services within a single, user-friendly solution. Happy Sending!
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    Starting Price: €25 per month
  • 2
    Moosend

    Moosend

    Moosend

    Moosend is an affordable, intuitive email marketing and marketing automation platform, suitable both for beginners and seasoned marketers. Thanks to its 1-day implementation, 100+ email templates, automation recipes, and AI Writer, users can set up their campaigns right away. And they can rest assured emails will reach the inbox as Moosend scores a 98% deliverability rate. They can also use advanced features like Audience Discovery to get smart segments based on customer behavior, transactional emails to send important updates at the right time, and custom reports to track the numbers they need. Users can pick a pricing plan that works for them. Or, create a custom plan with add-ons of their choice. No matter their plan, they can reach the support team through email or chat and get advice on how to optimize their campaigns. Finally, Moosend is GDPR and ISO-27001 compliant and follows all the latest security standards to guarantee customer data remains safe.
    Starting Price: $9.00 per month
  • 3
    SendGrid

    SendGrid

    Twilio SendGrid

    Email is the backbone of your customer engagement. The Twilio SendGrid Email API is the email service trusted by developers and marketers for time-savings, scalability, and delivery expertise. Our flexible Email API and proprietary Mail Transfer Agent (MTA), intuitive console, powerful features, and email experts make it easy to ensure all your email gets delivered in seconds and without interruption. Monitor engagement data and optimize deliverability with our Deliverability Insights dashboard. Whether you’re sending 100 emails or 100 billion, SendGrid is built to scale. Integrate with our RESTful APIs and SMTP in minutes, with sample code libraries available in 7 languages, interactive docs, templates, and more.
    Starting Price: $19.95 per month
  • 4
    Mailjet

    Mailjet

    Sinch

    The email solution for fast-moving teams. We know how hard it can be to find an affordable and effective email service. Mailjet is the perfect solution for your needs, our advanced features help you grow your business at a very reasonable price. Effortlessly craft beautifully responsive email in just a few clicks with our email editor, Passport. Use our rich library of free email templates or create your own design from scratch. Use Mailjet’s Collaboration Toolkit to work on the same email template or campaign in real time to increase your team’s efficiency. Drastically shorten feedback cycle with commenting and approval workflow features to go faster. Personalize each email with customer data you collect and segment your contact list to send the right content to the right customer. It’s easy to make each of your recipients feel special. Optimize the performance of your campaign with real-time statistics available with each sending.
    Starting Price: $9.65 per month
  • 5
    SendPulse

    SendPulse

    SendPulse

    A multi-channel marketing automation platform designed to help marketers create personalized promotional campaigns. Users can choose between email, SMS, and web push notification or build an elaborate message sequence by combining several channels in a single campaign. When it comes to email marketing, the platform packs all the necessary tools to automate lead nurturing and lead generation. Users can create custom subscription forms and grow their mailing list. Intuitive drag and drop allows users to design mobile-friendly email templates or choose a predesigned one from a massive gallery. The company, also, offers a transactional email service that users can use to send up to 12000 free emails via SMTP or API. SendPulse has its own chatbot builder. Users can create a Facebook Messenger chatbot or a Telegram chatbot and use it to send personalized campaigns or as an autoresponder.
    Starting Price: $9 per month
  • 6
    Bird

    Bird

    Bird

    Bird (formerly MessageBird) is the next-generation CRM for Marketing, Sales, and Payments, powering over 5 trillion annual messages across Email, SMS, and WhatsApp. Leading brands grow cost-efficiently with Bird through personalized interactions on Email, SMS, and WhatsApp. The world's most innovative companies build communication solutions using Bird's applications and APIs. Get started today and talk to your customers over any channel, for any use case, anywhere in the world. Marketing messages, push notifications, order updates, delivery alerts and more. Operational bottlenecks slowing your growth? Use automated conversations and workflows to collect critical information up front, reduce manual tasks, implement self-service flows, and route chats to the right agent. Get up and running in minutes on our reliable, auto-scaling APIs with extensive documentations, complete API references and intuitive SDKs.
    Starting Price: $45 per month
  • 7
    Mailchimp Transactional Email (Mandrill)
    Transactional emails: Reach inboxes when it matters most. Deliver fast, personalized transactional emails using API or SMTP. Get the benefits of our experience sending billions of emails globally. Send personalized transactional emails that reach inboxes, not spam folders. Customize your analytics with pre-built dashboards, export API, and more. Read documentation guides, or contact our award-winning Support team for help. Use custom tagging, whitelabeling, conditional content, and more. Globally distributed infrastructure: Featuring automatic SPAM loop registration and pre-warmed dedicated IPs. Get analytics in multiple ways, plus custom tags, A/B test capabilities, and comparative reports. Utilize white-labelled click tracking, custom reverse DNS, rules engine, custom return path, and sub-accounts. That’s the average time to delivery for top 3 ISPs, sent from our MTAs to the recipient’s email server.
  • 8
    Mailgun

    Mailgun

    Sinch

    Mailgun is an email automation solution that is suitable for developers. With Mailgun, users are able to access a complete cloud-based email service for tracking, sending, and receiving emails sent via their applications and websites. Mailgun supports several programming languages including Python, Ruby, PHP, Java, and C#. With Mailgun's tracking feature, users are able to track all emails and reduce the chances of getting spam.
    Starting Price: $0.01/month/user
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