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Transactional Email Software - Page 2

Last updated: April 2026

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35 software options

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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SendGrid logo

Delivers reliable email at scale for businesses

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SendGrid is a solution that provides a cloud-based email infrastructure to help relieve businesses of the cost and complexity of maintaining custom email systems. It provides email delivery, scalability and real-time analytics along with APIs. The platform also offers SMTP service, email validation, deliverability insights, and dynamic templates, while supporting multiple programming languages including Node.js, Python, and Java.

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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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CRM in Cloud logo

Cloud-based software for managing sales and marketing

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CRM in Cloud is a cloud-based customer relationship management software designed for small and medium-sized businesses. It provides a 360-degree view of your business and customer network, allowing you to manage email, leads, marketing activities, and monitoring.

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Zoho ZeptoMail logo

Transactional Email Sending Service

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ZeptoMail is a transactional email sending service.

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Maropost logo

Omnichannel campaigns that get results

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Maropost empowers businesses to scale and boost revenue with an easy-to-use marketing automation solution that enables users to hyper-segment their audience and rapidly create marketing campaigns that distinguish them from the competition.

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SMTP logo

Transactional and Email Relay API

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On-demand scale and unmatched deliverability. Whether it's thousands of emails per month or millions, our customers count on us for timely sending and industry-leading deliverability.

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Everlytic logo
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Bulk communication platform

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Empower your business software to automatically trigger and personalize business-critical emails and text messages to customers when they transact with your organization – all via a restful API or SMTP relay.

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Lettr logo
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Cloud-based transactional email API for artisans

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Lettr is a transactional email platform with HTTP API + SMTP relay, real-time webhooks, analytics, and a visual template editor with version history and a draft/publish workflow for teams.

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