Transactional Email services

Cartika

Operational

Last checked Nov 2, 2026 9:13 PM UTC

Monitor

Cartika is an email delivery and SMTP relay service that helps businesses send transactional and marketing emails reliably with high deliverability rates. It provides email infrastructure solutions with monitoring, analytics, and technical support for email campaigns.

Helios

Operational

Last checked Nov 2, 2026 9:24 PM UTC

Monitor

Helios is an email delivery and management platform that helps businesses send, track, and optimize transactional and marketing emails at scale. It provides reliable email infrastructure with detailed analytics and deliverability monitoring.

MailBlue

Operational

Last checked Nov 2, 2026 9:12 PM UTC

Monitor

MailBlue is an email delivery and management service that helps businesses send, track, and optimize transactional and marketing emails at scale. It provides reliable email infrastructure with analytics and deliverability tools.

MailChannels

Operational

Last checked Nov 2, 2026 9:16 PM UTC

Monitor

MailChannels is an email delivery and management platform that helps organizations send, deliver, and monitor transactional and marketing emails at scale. It provides infrastructure and tools to optimize email deliverability and prevent abuse.

MailerSend

Operational

Last checked Nov 2, 2026 9:28 PM UTC

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MailerSend is a transactional email service that helps businesses send, track, and manage email communications programmatically. It provides email API, templates, and delivery infrastructure for sending automated and personalized emails.

mailgun

Operational

Last checked Nov 2, 2026 9:28 PM UTC

Monitor

Mailgun is an email automation and delivery API service that helps developers send, receive, and track email programmatically with high deliverability rates. It provides robust email infrastructure and tools for transactional and bulk email communications.

Mailjet

Operational

Last checked Nov 2, 2026 9:22 PM UTC

Monitor

Mailjet is an email marketing and transactional email service that provides tools for creating, sending, and tracking email campaigns for businesses and developers.

Postmark

Operational

Last checked Nov 2, 2026 9:05 PM UTC

Monitor

Postmark is a transactional email API service that helps developers reliably send and track application emails with detailed delivery analytics and templating capabilities.

Resend

Operational

Last checked Nov 2, 2026 9:43 PM UTC

Monitor

Resend is an email API service that enables developers to send transactional and marketing emails with easy integration and robust delivery capabilities. It provides a modern, developer-friendly approach to email sending and tracking.

Sendeasy

Operational

Last checked Nov 2, 2026 9:08 PM UTC

Monitor

Sendeasy is a service for sending and managing emails, messages, or notifications with a focus on simplicity and ease of use. It provides a straightforward platform for communication delivery across multiple channels.

SendGrid

Operational

Last checked Nov 2, 2026 9:37 PM UTC

Monitor

SendGrid is a cloud-based email delivery and management platform that helps businesses send transactional and marketing emails reliably and at scale. They provide robust email infrastructure, tracking, and analytics for companies of all sizes.

sendwithus

Operational

Last checked Nov 2, 2026 9:37 PM UTC

Monitor

SendWithUs is an email API and template management platform that allows businesses to design, send, and track transactional and marketing emails programmatically.

SMTP2GO

Operational

Last checked Nov 2, 2026 9:49 PM UTC

Monitor

SMTP2GO is a transactional email delivery service that provides reliable SMTP infrastructure for sending emails at scale with detailed tracking and analytics. It enables developers and businesses to reliably deliver application-generated emails with high deliverability rates.

SparkPost

Operational

Last checked Nov 2, 2026 9:20 PM UTC

Monitor

SparkPost is an email delivery platform that provides APIs and tools for sending, tracking, and managing transactional and marketing emails at scale. It offers reliable email infrastructure with advanced analytics and deliverability optimization.

Unosend

Operational

Last checked Nov 2, 2026 9:26 PM UTC

Monitor

Unosend is an email delivery and communication platform that helps businesses send transactional and marketing emails reliably at scale. It provides email infrastructure services with deliverability optimization and tracking capabilities.