Flowmailer Transactional Email Service

Design, deliver, track. We're everything that happens under the hood of your email communications. Focus on transactional email, email deliverability - a reliable Email API with endless capabilities & features ready for integration.

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Send transactional emails with minimal setup time

Guarantee your business-critical emails reach their recipients with the highest delivery rates and lowest fear of spam folders.

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What is Flowmailer Transactional Email Service?

Flowmailer offers a transactional email service that allows businesses to centralize, optimize, and analyze all their transactional emails. With a state-of-the-art template builder, brands can send emails from different sources and display their various brands in one email template. The platform also enables the creation of personalized attachments, dynamically generated at the moment of sending, and supports communication in multiple languages with the help of language packs. Flowmailer focuses on delivering emails to the inbox with an average placement rate of 99.8% and a delivery speed of less than 1 second. The platform provides easy integration with source systems and offers features like domain setup management and real-time email tracking for insights into recipient behavior. Bounce management and analytics tools are also available to enhance email performance and provide comprehensive email insights.


  • Platform Email & SMS API for transactional email and SMS services.
  • SMTP Relay Service for reliable email delivery.
  • API Documentation for easy integration with your system.
  • Email Deliverability management to ensure high inbox placement.
  • Real-time Analytics to track and measure email engagement.


  • Extensive set of features for designing and optimizing transactional emails.
  • High deliverability rate and fast delivery speed.
  • Real-time tracking and analytics to monitor recipient interaction with emails.


  • Lack of clear pricing information.
  • Limited customization options for email templates.
  • Insufficient information about data security and privacy measures.
Get super-awesome email engagement

Get better ROI on
every email you send

Quotation markMailmodo is a growth
hack for my business

Vineet Khare, Bella Vita Organic

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