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Transactional Email Software

Last updated: April 2026

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28 software options

EmailDelivery.com logo

Self-hosted email marketing for enterprise & small business.

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EmailDelivery.com is a self-hosted email marketing platform that comes with a proprietary MTA included for sending over your own IP addresses, and also supports SMTP Relay and APIs such as Amazon SES, Mailgun, and Sparkpost.

White label ready for agencies & resellers

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NeoRed logo

Emails that achieve

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An email marketing solution that helps businesses build lists, segment subscribers, create templates, manage responses, and more.

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Mensagia logo

Omnichannel Platform

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Mensagia is a complete marketing software for companies of all kinds that allows you to send Email, SMS and Voice campaigns and features database management, automations, landing pages and forms, API and integrations, and much more.

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Selzy logo

Affordable email marketing software

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Selzy is an intuitive email marketing platform that suits any business needs. It offers a wide range of integrations with your favorite tools, an easy-to-use drag&drop editor, and email templates for any occasion.

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360NRS logo

360nrs is a customer messaging platform SMS, Email, WhatsApp

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360nrs is an omnichannel messaging platform that helps businesses create, automate, and manage customer communications across SMS, Email, WhatsApp, and Voice—supporting personalized, scalable campaigns and transactional notifications from a single interface.

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Omnisend logo

Drives revenue via automated eCommerce marketing

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Trusted by 150k+ ecommerce businesses, Omnisend’s all-in-one email marketing & SMS tool automates your marketing across the entire customer journey. Build customer relationships & drive sales on autopilot. 1-click integrations with Shopify, BigCommerce, WooCommerce, Wix & more.

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Maileon logo

Newsletter & marketing automation software

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Maileon is an email marketing and automation solution that allows you to send targeted email campaigns to your customers and develop marketing automations. Benefit from numerous powerful features such as personalized sending times, our recommendation engine, AMP mailing support, landing page editors

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Brevo logo

Automation, marketing & transactional email, and SMS service

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Brevo is a CRM and email marketing solution that helps businesses run multi-channel marketing campaigns across email, WhatsApp, SMS, web push, and Facebook ads. Teams can trigger transactional emails, SMS, and WhatsApp notifications over Brevo SMTP and APIs.

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Acumbamail logo

Cloud-based tool for email and SMS marketing campaigns

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Acumbamail is a complete tool with Email Marketing, SMS campaigns, and landing pages for companies of all kinds to effectively communicate with their customers between channels, expand their business and improve their conversion rates.

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SendPulse logo

Email, web push, SMS, chatbots, CRM on one platform

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SendPulse is an all-in-one marketing and sales automation platform for marketers, business owners, industry experts, and eLearning businesses. Our ecosystem includes 10+ audience engagement, communication, and lead generation services and offers an extensive free plan.

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KingMailer logo

Cloud-based SMTP for email delivery

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KingSMTP is a cloud-based SMTP service for reliable transactional email delivery. Send system alerts, invoices, account notifications, and other critical emails with full logging and tracking. Designed for apps, websites, and SaaS platforms.

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Campaign Monitor by Marigold logo

Cross-channel marketing made simple and stress-free

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Campaign Monitor by Marigold is the leading provider of professional-grade email marketing and automation software for growing businesses

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iPost logo

An email platform for the modern marketer.

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iPost is an email marketing software designed to help marketers manage email campaigns, audience targeting, customer segmentation, and workflow creation. The drag-and-drop design tool lets users move email elements onto pre-existing branded templates and edit them according to requirements.

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Mailchimp logo

Email and SMS marketing automation platform

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Mailchimp is an email and SMS marketing platform that combines artificial intelligence with marketing automation capabilities. The platform features a drag-and-drop builder, content creation tools, and audience management functions to help businesses design and distribute marketing campaigns across multiple channels.

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MailUp logo

Email, SMS and Messaging Apps marketing solution

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MailUp is an email and SMS delivery solution. The software allows users to send and design their own promotional, newsletters, transactional emails and SMS, and features database management, email and SMS automation, landing page management, API and integrations, and more.

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MailerSend logo

Transactional messaging service built for the whole team

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MailerSend is a transactional messaging service that enables developers to work faster and smarter.

An advanced sending infrastructure and flexible payment plans let you scale your sendings, plus Premium plans include dedicated IP, sender identities and 24/7 support for a comprehensive solution.

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Custobar logo

Marketing automation and customer data management software

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Custobar is a cloud-based marketing automation platform designed to help businesses of all sizes create, launch, and manage marketing campaigns. The platform enables organizations to gather and store data about sales, marketing, communication, and customer services from multiple sources on a unified portal for future reference.

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emBlue logo

Integrate channels, become omnichannel

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Segment your audience based on interests, activity in your campaigns, or behaviors on your website. Then, create effective remarketing campaigns and increase your results.

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Constant Contact logo

Streamlines marketing to grow loyal audiences

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Constant Contact is a digital and email marketing platform that provides tools for creating, sending, and tracking email campaigns. The platform offers customizable email templates, AI writing assistance, and automation features to help businesses reach audience. Additionally, it includes social media marketing capabilities, SMS marketing, and multi-account solutions for organizations managing multiple locations or teams.

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ClickSend logo

Business Communications. Solved

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ClickSend is designed to help businesses send and receive SMS, MMS, voice, email, direct mail, and more within a single platform. Whether it is an SMS blast via the dashboards or automated texts via API, it lets users choose a global SMS gateway and get access to a full communications suite.

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Mailjet logo

Marketing Email, Transactional Email, Transactional SMS

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With GDPR-compliant infrastructure and proven deliverability, Mailjet is the best Email Marketing Software & Email API for Teams. Marketers design, deliver, and automate email newsletter while developers power transactional email via robust API platform.

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Emma by Marigold logo

Multi-channel marketing that works for you.

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Emma by Marigold is an email marketing platform which focuses on segmentation, automation, and an easy-to-use email builder for teams of all sizes to leverage their customer data, increase engagement, and drive more revenue from email. Users can create and collaborate on email campaign content.

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GetResponse logo

Convert more customers. Keep them coming back.

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An email marketing tool that helps business owners build permission-based mailing lists, maximize conversions with email automation and responsive design and create a landing page. GetResponse features include video email marketing, email-to-speech, and a custom form builder.

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ROUTEE logo

Unified communications & transactional emails

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Routee is an email platform, SMTP & email API, based on the chain of responsibility first to make sure your transactional email always reaches its destination. Unlimited contacts without monthly subscriptions. Get access to all of the PRO email features from your first email & forever free of charge

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Campaigner logo

Powerful Email Marketing & Automation platform

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Advanced yet easy-to-use email marketing platform featuring automation workflows, contact segmentation, multivariate experiments and A/B split testing, drag & drop and HTML email editors, pre-built templates. conversion tracking and real time reporting.

Read more about Campaigner

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