Mailchimp Transactional Email (formerly Mandrill) Alternatives (January 2026)

Learn how to use Mailchimp Transactional Email to send targeted and event driven messages to anyone, fast—with best-in-class deliverability.

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1.
Transactional Email API Service For Developers | Mailgun
https://www.mailgu
.com/

Powerful Transactional Email APIs that enable you to send, receive, and track emails, built with developers in mind. Learn more today!

2.
Lightning fast email delivery powered by AI | SMTP & Email API
https://mailaz
.com/

Integrate in minutes and send transactional emails via our REST API or SMTP. Scale with our reliable global infrastructure and deliver emails to your customer's inbox instantly.

3.
SendPost Transactional Email API & SMTP Relay
https://app.sendpos
.io/

Email API and SMTP relay to not just send and measure email sending, but also alert and optimise. We provide you with tools, expertise and support needed to reliably deliver emails to your customers inboxes on time, every time.

4.
Transactional Email Service | API Email System - UniOne
https://union
.io/

UniOne is a transactional email service: you can send Transactional Emails simple and cheap with the help of platform API Email UniOne.

5.
Transactional email service: Send 10K emails for free | Zoho ZeptoMail
https://www.zoh
.com/zeptomail/

This reliable and secure transactional email service by Zoho Mail ensures guaranteed and fast delivery of transactional emails, and comes with a pay-as-you-go pricing plan.

6.
Zender Transactional Email Service
https://www.mailmod
.com/resources/transactional-email-services/zender/

Explore Zender transactional email service! Discover its features, pros, and cons to send transactional emails.

7.
HandySends SendGrid Email API Transactional Email Service
https://www.mailmod
.com/resources/transactional-email-services/handysends-sendgrid-email-api/

Explore HandySends SendGrid Email API transactional email service! Discover its features, pros, and cons to send transactional emails.

8.
Email API: Powerful Solutions for Developers - Netcore Cloud
https://netcoreclou
.com/email/email-api/

Integrate seamlessly with Netcore's Email API for scalability, high deliverability, & real-time analytics. Designed for developers.

9.
Transactional Emails Made Easy. API and SMTP Relay Sending.
https://jangosmt
.com/

JangoSMTP - Transactional Emails Made Easy. Highest Inbox Results. Live US-Based Support. API and SMTP Relay Sending.