ZeptoMail by Zoho Transactional Email Service

Zoho Transactional Email also known as Zepto Mail is an email gateway service that allows businesses to automate their email communications in a cost-effective way. It provides an easy-to-use interface for creating, sending, and tracking transactional emails such as confirmation emails, receipts, and notifications. With Zoho Transactional Email, businesses can customize their emails with templates or personalized messages, and optimize their delivery with robust analytics. The service is scalable, reliable, and integrated with other Zoho products, making it an essential tool for businesses of all sizes.


  1. Both SMTP protocol or Email API are available for integration.
  2. Real-time reports of the number of sends, opens, clicks, and bounces

Pricing: Custom

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Send transactional emails with minimal setup time

Guarantee your business-critical emails reach their recipients with the highest delivery rates.

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What is ZeptoMail by Zoho Transactional Email Service?

ZeptoMail is a transactional email service that offers reliable and fast delivery of all-important transactional emails. It ensures that customers receive their OTP or password reset emails instantly, allowing businesses to focus on building their core operations. ZeptoMail is trusted by over 55 Zoho applications and 2,500 organizations, with an average of 250 million emails sent per month. The service provides features such as email authentication, integration options (SMTP or Email API), detailed reports, email segmentation, suppression lists, customizable templates, and 24/7 customer support. By using ZeptoMail, businesses can improve their email deliverability, enhance customer relationships, and save time by automating the sending process.


  • Reliable and fast delivery of transactional emails.
  • Supports industry-standard authentication mechanisms like SPF and DKIM.
  • Integration options with SMTP protocol or Email API.
  • Detailed reports and real-time statistics for monitoring email practices.
  • 24/7 customer support to assist with any issues.


  • Reliable and fast delivery of transactional emails.
  • Built exclusively to tackle the challenges of sending transactional emails.
  • Detailed reports and real-time statistics to improve email practices and deliverability.


  • Monthly fees may be required for the service.
  • No mention of customer support response time.
  • Limited integration options with other applications.
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