PostmarkCompetitors and Alternatives

Mailchimp Transactional Email (formerly Mandrill) is designed to allow users to deliver fast, personalized transactional emails using API or SMTP.

Brevo, formerly known as Sendinblue, is the leading customer relationship management (CRM) suite designed to fully cultivate long-term customer relationships and to empower businesses to expand in a fast changing digital world. With Brevo, businesses have a unified view of the customer journey in one easy-to-use platform thanks to intuitive and scalable marketing and CRM tools such as Email, SMS, WhatsApp, Chat, Marketing Automation, Meetings, and much more.

Mailjet is an email solution designed for both marketers and developers. Mailjet allows them to create, send, and track marketing and transactional emails via a user interface or APIs. EMAIL MARKETINGMailjet’s user interface is available in 5 languages (English, French, German, Spanish, and Italian) and enables marketing teams to create, test, and send emails. Its drag & drop email builder helps users create responsive emails. The user management and content locking enables companies to better…

Amazon Simple Email Service (Amazon SES) is an outbound-only email-sending service useful for marketing and transactional email, relying on the infrastructure of Amazon. Amazon SES provides the requisite statistics and built-in notifications for bounces, complaints, and deliveries for optimization of campaigns. Emails are sent via SMTP or the Amazon SES API. Amazon's pricing is per usage, presently at $.10 per thousand sends. The service is free for users of Amazon EC2 (up to 62,000 messages),…

Mailgun is a transactional email API service which was owned and supported by Rackspace (acquired in 2012) and then spun off in 2017 as an independent and standalone entity. It is now supported by Sinch since that company's acquisition of Mailgun and Mailjet, through acquiring Pathwire.

Campaign Monitor by Marigold enables users to create, send, and optimize email marketing campaigns.

Twilio SendGrid Marketing Campaigns provides users with segmentation, campaign editing, and deliverability. According to the vendor, Twilio SendGrid Marketing Campaigns is trusted by over 80,000 customers globally, including Airbnb, Spotify and Uber. Twilio SendGrid Marketing Campaigns aims to help users by providing: MORE EFFICIENT EMAIL BUILDING The campaign building process is free from frustrating, rigid step-by-step wizards that slow users down. The vendor says the choose-your-path editing…

SendPulse is an integrated messaging platform providing user communication that includes emails, SMS, web push, SMTP, and user management.. This solution includes 15,000 free emails with up to 2,500 subscribers per month.

Mailchimp Transactional Email (formerly Mandrill) is designed to allow users to deliver fast, personalized transactional emails using API or SMTP.

Mailjet is an email solution designed for both marketers and developers. Mailjet allows them to create, send, and track marketing and transactional emails via a user interface or APIs. EMAIL MARKETINGMailjet’s user interface is available in 5 languages (English, French, German, Spanish, and Italian) and enables marketing teams to create, test, and send emails. Its drag & drop email builder helps users create responsive emails. The user management and content locking enables companies to better…

Amazon Simple Email Service (Amazon SES) is an outbound-only email-sending service useful for marketing and transactional email, relying on the infrastructure of Amazon. Amazon SES provides the requisite statistics and built-in notifications for bounces, complaints, and deliveries for optimization of campaigns. Emails are sent via SMTP or the Amazon SES API. Amazon's pricing is per usage, presently at $.10 per thousand sends. The service is free for users of Amazon EC2 (up to 62,000 messages),…

Mailgun is a transactional email API service which was owned and supported by Rackspace (acquired in 2012) and then spun off in 2017 as an independent and standalone entity. It is now supported by Sinch since that company's acquisition of Mailgun and Mailjet, through acquiring Pathwire.

Campaign Monitor by Marigold enables users to create, send, and optimize email marketing campaigns.

Twilio SendGrid Marketing Campaigns provides users with segmentation, campaign editing, and deliverability. According to the vendor, Twilio SendGrid Marketing Campaigns is trusted by over 80,000 customers globally, including Airbnb, Spotify and Uber. Twilio SendGrid Marketing Campaigns aims to help users by providing: MORE EFFICIENT EMAIL BUILDING The campaign building process is free from frustrating, rigid step-by-step wizards that slow users down. The vendor says the choose-your-path editing…

The Oracle Dyn Email Delivery service is an email delivery infrastructure which supports sending via an API or SMTP, and is built to reliably support bulk and transactional emails. The service also includes sender reputation management (via its RepMan service), send monitoring and problem tracking service, and analytics to optimize email campaigns.