getapp-logo

App comparison

Add up to 4 apps below to see how they compare. You can also use the "Compare" buttons while browsing.

Software categoriesBlog & researchAbout us

GetApp offers objective, independent research and verified user reviews. We may earn a referral fee when you visit a vendor through our links. 

Top Rated Transactional Email Software with Open source - Page 2

Last updated: November 2026

1 filter applied

Features

Integrated with

Pricing model

Devices supported

Organization types

User rating

134 software options

Tarvent logo

Connect. Automate. Convert.

learn more
Tarvent is an email marketing and automation platform that simplifies advanced personalized marketing for businesses. The platform offers features like email campaigns, marketing automation, transactional email, and an email API, allowing users to manage email marketing efforts from a unified platform.

Read more about Tarvent

Users also considered
inTouch logo

Omnichannel digital marketing platform

learn more
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.

Read more about inTouch

Users also considered
Mailrelay logo

Biggest Free Forever Account Ever

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

Read more about Mailrelay

Users also considered
ReachMail logo

Web-based email message creation and campaign marketing tool

learn more
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

Read more about ReachMail

Users also considered
MassMailer logo

Native email sending to unlimited contacts in Salesforce CRM

learn more
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.

Read more about MassMailer

Users also considered
Enginemailer logo

Cloud-based email marketing and campaign management system

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

Read more about Enginemailer

Users also considered
Transpond logo

Cloud-based email management and marketing solution

learn more
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.

Read more about Transpond

Users also considered
Postmark logo

Cloud-based email management software

learn more
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.

Read more about Postmark

Users also considered
Campaign Monitor by Marigold logo

Cross-channel marketing made simple and stress-free

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

Read more about Campaign Monitor by Marigold

Users also considered
AIO logo

Omnichannel marketing and digital communication software

learn more
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.

Read more about AIO

Users also considered
Acumbamail logo

Cloud-based tool for email and SMS marketing campaigns

learn more
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.

Read more about Acumbamail

Users also considered
Userlist logo

Customer engagement platform to send targeted messages

learn more
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.

Read more about Userlist

Users also considered
rapidmail logo

Send your newsletters with rapidmail newsletter software

learn more
Create a newsletter easily: rapidmail is designed for simple and intuitive operation. We want you to create your newsletter fast and without any complications. Use our editor to create your email newsletter.

Read more about rapidmail

Users also considered
ePigeon logo

Cloud-based email marketing platform for businesses

learn more
ePigeon is a cloud-based email marketing platform that helps businesses schedule and manage campaigns, edit HTML codes, send tests, and more.

Read more about ePigeon

Users also considered
Just Deliver It logo
(0)

learn more

Read more about Just Deliver It

Users also considered
Maileon logo

Newsletter & marketing automation software

learn more
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

Read more about Maileon

Users also considered
Rocketmailer logo

Email marketing software for professional digital messaging

learn more
Rocketmailer is a bulk email marketing solution to create and manage email campaigns and newsletters.

Read more about Rocketmailer

Users also considered
Zulu eDM logo

Campaign management and marketing automation software

learn more
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.

Read more about Zulu eDM

Users also considered
realcrux logo

Get a personalized dedicated SMTP server with dedicated IPs

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

Read more about realcrux

Users also considered
Kasplo logo

Set up professional email campaigns that engage your users.

learn more
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.

Read more about Kasplo

Users also considered
Mailmodo logo

Email marketing software with templates and AMP emails

learn more
Mailmodo, a new-age email marketing tool, helps you get higher email conversions by adding interactive app-like elements inside emails.

Read more about Mailmodo

Users also considered
Infobip logo

Omni-channel customer communication and engagement

learn more
Infobip is an omni-channel communications platform for customer support and engagement, which uses SMS, voice messages, email, and mobile app messaging. Features of the platform include customer profiling, custom payload tools, geolocation, chatbots, AI, event triggered actions, and more.

Read more about Infobip

Users also considered
Delivra logo

Email marketing & market automation platform for marketers

learn more
Delivra is an email marketing and market automation platform to execute digital marketing campaigns for customer engagement

Read more about Delivra

Users also considered
Mailsoftly logo

Email marketing and automation with real human support.

learn more
Trigger automated email from events in your own systems using a REST API with webhooks, plus native Shopify, Jotform, Google Workspace, and Microsoft 365 apps, WordPress, and Zapier. Guided SPF, DKIM, and DMARC setup and sender reputation monitoring keep messages in the inbox.

Read more about Mailsoftly

Users also considered
SendPost logo

Cloud-based email verification platform.

learn more
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.

Read more about SendPost

Users also considered