SMTP.com affiliate program

Affordable SMTP and email relay API services. Delivery suite plans that scale with your needs. Join the platform that sends billions of emails every month with 99.99% uptime and unmatched deliverability.

SMTP.com is J2 Global Martech's transactional email and email API service. SMTP has been a leader in the email relay services for over 20 years. Start sending emails in minutes with our easy integration process and benefit from years of experience in getting emails delivered into inboxes. SMTP’s relay services help customers protect and build sender IP reputation, optimize on inbox placement rates and ensure messages reach their subscribers. This program offers a 90-day cookie duration period.