If shipping updates, account notifications, order confirmations, and password resets fail to deliver, the business impact is immediate – users get frustrated, which results in cart abandonment or a flood of support tickets. Now, hold onto that thought because choosing the best transactional email API means your primary focus should be Reliability Security Inbox placement […] The post 6 Best Transactional Email API Services for Developers in 2025 appeared first on oTechWorld.