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Transactional Email Software

Last updated: April 2026

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87 software options

Mailgun logo

Mailgun

Transactional email API service for developers

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Mailgun is an email automation service offering a complete cloud-based email service for sending, receiving & tracking email sent through your websites & apps

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TextBetter logo

Telephone marketing and landline texting software

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TextBetter is a telephone marketing solution that helps businesses pair landline numbers with email addresses to send or receive text messages. The software allows managers to schedule customizable automated responses, send appointment reminders, and archive messages on a unified dashboard.

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Perfect Doc Studio logo

Customer Communication Made Simple with AI

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Our cloud-based platform streamlines multichannel customer communications with user-friendly tools for composing and delivering personalized business messages in 100+ languages. Integrated with popular business software like BPM and CRM, Doc Studio automates customer communications across 6 channels

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Dyspatch logo

Create beautiful, customized email templates without code.

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Dyspatch is an email production platform that helps email teams of all sizes create customized emails templates without needing to code.

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realcrux logo

Get a personalized dedicated SMTP server with dedicated IPs

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Get a personalized dedicated SMTP server with dedicated IPs designed for your cold email needs.

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Userlist logo

Customer engagement platform to send targeted messages

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Userlist is a cloud-based customer engagement platform that enables enterprises to onboard clients and streamline communication by sending behavior-based notifications to a targeted group via emails or text messages.

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Mailsoftly logo

Send personalized emails and get higher response rates!

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Send important emails—like receipts, alerts, and password resets—fast, reliably, and without headaches.

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Retarus logo

Your Communications Need More Than Just the Best

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Retarus Transactional Email is a solution for enterprise organizations to send emails directly from their business apps.

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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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SendPost logo

Cloud-based email verification platform.

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SendPost provides an Email API and SMTP relay for developers, software businesses, and ESPs with tools, expertise, and support needed to reliably deliver, measure and optimize transactional emails.

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Zulu eDM logo

Campaign management and marketing automation software

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Zulu eDM is a multi-channel campaign management software designed to help franchises schedule, track, and manage email and SMS marketing operations. It allows multi-business firms to create brand-specific templates, operate several team accounts, add location-specific content for engaging local subscribers, and more.

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AIO logo

Omnichannel marketing and digital communication software

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AIO is an on-premise and cloud-based omnichannel marketing software that helps businesses of all sizes manage digital campaigns and streamline client communication through emails, SMS and more.

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SMTP2GO logo

Fast, reliable mail delivery and management solution

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SMTP2GO is a cloud-based email management solution which helps businesses track emails and generate visual reports. Key features include data management, email monitoring, blacklisting, email authentication, and an API.

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ExpertSender logo

Data-driven marketing automation for eCommerce!

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ExpertSender offers a single platform for advanced marketing automation across the most popular email, SMS, mobile and web channels.

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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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InboxAlly logo

InboxAlly is the Ultimate Email Deliverability Tool!

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InboxAlly is a tool that helps email marketers stop their emails from landing in spam. It does this by teaching email providers to put your messages in the Inbox. This results in a dramatic increase in your open rates and your bottom line.

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Mailtrap logo

Email delivery for fast-growing products that send at scale.

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Email delivery platform for fast-growing product companies.

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Referrizer logo

Lead management and marketing automation software.

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Referrizer is a lead management and marketing automation software that helps businesses capture leads, track customer communication, manage referrals, handle reviews, and more on a centralized platform.

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Magileads logo

Business starts her

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Magileads is an automated sales prospecting & lead generation tool, designed to help sales teams protect & retain leads & transform new prospects into customers. Features include automated emails, reports and analytics, points scoring, prospect targeting, behavioral statistics & CRM integration.

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Ongage logo

An email marketing platform for high-volume email operations

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The Ongage email marketing platform offers capabilities that include email API and everything you need to manage transactional emails at scale. Features include a full analytical suite, advanced segmentation, dynamic personalization, data-driven campaigns management, next-gen SMTP relay, 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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Kasplo logo

Set up professional email campaigns that engage your users.

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Through our SMTP configuration create and set up an API key in minutes. Integrate your website and apps fully with our API infrastructure for hassle-free connectivity and optimum performance.

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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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Mail Merge Toolkit logo

Personalizes mass mailings from Outlook with merge fields

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Mail Merge Toolkit is a Microsoft Office add-in that helps enhance mail merge functions in Outlook, Word, and Publisher. It enables personalized mass mailings with features such as customizable email subjects, attachments, and SharePoint list data sources. Users can send messages in PDF, DOCX, HTML, Plain Text, and RTF from Word.

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