ZeptoMail is a transactional email sending service. Transactional emails are important emails sent from your business. It acknowledges a transaction between you and your customers, like, OTP emails, order confirmation emails, password reset emails etc. With an undivided focus on sending transactional email, ZeptoMail maintains a strong sender reputation, which ensures high deliverability and good inbox placement for your transactional emails. Applications and sites can be configured with ZeptoMail using Email APIs or SMTP. ZeptoMail offers separate email streams, email templates, email tracking, WordPress plugin, and user access management to make your transactional emails better than ever. Key Benefits: Setup options ZeptoMail provides two setup options—SMTP and Email API. Integrate your business with ZeptoMail in a few quick steps using SMTP or use Email APIs for a deeper integration. Separate email streams Categorize your emails by domain, application, purpose, and more into groups called Mail Agents. You can view focused reports and control access and email sending of each Mail Agent using unique API tokens and SMTP credentials. Email templates ZeptoMail provides email templates for common types of transactional emails. Choose from the sample templates or create your own from scratch. Email tracking Track recipient activities, like opens and clicks, to improve email performance. ZeptoMail also logs processed emails and offers real-time notifications with webhook configuration. Access management Use the advanced user permissions to assign roles to each user. This helps you manage which users have access to each of your Mail Agents and their associated data. WordPress plugin Use the ZeptoMail plugin for WordPress to configure your ZeptoMail account in your WordPress account. You can send emails directly from your WordPress website using ZeptoMail. Pricing : $2.5/credit for 6 months ( 1 credit = 10000 emails)