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Top Rated Transactional Email Software with Mid size business

Last updated: November 2026

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97 software options

Mailgun logo

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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Omnisend logo

Drives ecommerce sales with email marketing, SMS, and popups

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150,000+ ecommerce brands sell more with Omnisend: email, SMS, newsletters, and web push in one app. Popups grow your list, automation recovers abandoned carts, and AI writes the copy. Build campaigns from ChatGPT or Claude via MCP. Switching? We rebuild your lists, flows, and templates free.

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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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HelpCrunch logo

Cloud-based customer communication platform for SMBs

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Cloud-based customer communication platform combining live chat, shared inbox, and email marketing for web and mobile businesses.

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Brevo logo

Cloud-based all-in-one marketing platform

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Cloud-based marketing platform offering email, SMS, WhatsApp, automation, and CRM tools for businesses of all sizes.

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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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BigMailer logo

Email marketing solution for businesses of all sizes

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BigMailer is a cloud-based solution designed to help businesses of all sizes automate processes for handling digital campaigns using an Amazon Simple Email Service (SES) account. BigMailer lets users manage multiple brands from a unified dashboard by displaying various campaigns, lists, and forms.

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Amazon Simple Email Service (Amazon SES) logo

Email service software for marketing teams

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Amazon Simple Email Service is a cloud-based email service solution that uses flexible IP deployment to provide a safe and secure way to send and analyze email communcation. The system comes with analytics tools that measure open and click rates per email, which can be viewed in real time. Additionally, emails can be devliered via bulk methods or indiviudally through trigger based instances.

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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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SendPulse logo

AI-driven email and chatbot marketing platform

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SendPulse is an AI-driven email and chatbot marketing platform with a built-in CRM for marketers, business owners, industry experts, and eLearning businesses. Our ecosystem includes 10+ audience engagement, communication, and lead generation services and offers a free plan with no time limit.

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UniOne logo

Friendly Email API and SMTP service

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Take care of your transactional and marketing emails in an easy and automated way. Connect your web or app to UniOne via API or SMTP.

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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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Moosend logo

Email marketing, campaign management & automation software

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Moosend is an email marketing & marketing automation platform, with newsletter templates, list segmentation, real-time performance monitoring & campaign stats.

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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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msg91 logo

Cloud communication tool for handling multi-channel comms

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MSG91 is a cloud communications platform that offers a diverse range of services to facilitate streamlined communication. With MSG91, users gain access to a suite of channel APIs, including SMS, email, WhatsApp, voice, authentication, and more, allowing for multi-channel communication. The platform also provides serverless tools and fully programmable solutions such as Hello, Campaign, Segmento, SendOTP, ShortURL, and KnowledgeBase, offering ready-to-use capabilities.

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Mailercloud logo

Email marketing and Email API with built-in inbox tracking

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Email marketing platform and transactional Email API with visual automation, AMP email, inbox placement tracking, REST and SMTP sending, and ISO 27001 security. Free plan for 12,000 emails a month.

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Maileroo logo

Email delivery made simple & straightforward

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Maileroo provides fast, reliable SMTP Relay and email marketing. Personalize campaigns, track performance in real time, and optimize deliverability for better results. With advanced tools and analytics, you can ensure your emails reach the inbox, driving engagement and success.

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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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inTouch logo

Omnichannel digital marketing platform

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inTouch is a multichannel digital marketing platform that helps businesses manage email, SMS and RCS from one interface. It offers personalization, segmentation, A/B testing, automation, real‑time analytics and built‑in privacy and consent tools for compliant data handling.

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Mailrelay logo

Biggest Free Forever Account Ever

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Biggest freemium email marketing sending platform. Send up to 80,000 emails per month for free. Easily upgrade this volume to transactional email.

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ReachMail logo

Web-based email message creation and campaign marketing tool

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ReachMail is a web-based email marketing solution designed to meet the needs of small and medium-sized businesses, offering scalable pricing plans and features which include campaign creation and management, social media sharing, custom templates, a survey builder, spam checking, and reporting

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MassMailer logo

Native email sending to unlimited contacts in Salesforce CRM

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MassMailer is a native email solution for Salesforce CRM that enables users to send unlimited emails, drip campaigns, and email alerts, verify mailing lists, build email templates, and more. Features include email address verification, email success monitoring, and content analysis and optimization.

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Enginemailer logo

Cloud-based email marketing and campaign management system

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Enginemailer is a cloud platform for email marketing, transactional emails, and automation – built with AI tools, analytics, and secure integrations.

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Transpond logo

Cloud-based email management and marketing solution

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Transpond is a cloud-based email marketing solution designed to help employees create and manage emails in bulk. Users can schedule emails to be sent at specific time and date intervals, track the performance of campaigns, and design email templates.

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Postmark logo

Cloud-based email management software

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Postmark is a cloud-based email management software designed to help businesses handle and streamline the delivery of emails. Supervisors can create transactional emails using customizable templates, track open click rates, and automatically receive notifications about invoice bounces.

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