Augment Existing Processes
Empower your workflows and critical processes with transactional email for SAP, Salesforce, and much more.
Unburden Your Infrastructure
Send large email volumes with exceptional throughput and delivery rates (with 98.67% far above market average) directly from business applications, without burdening your own infrastructure.
Interested in Simplifying and Streamlining Transactional Email Instead?
Find out how we close gaps and fully optimize your entire email landscape.
Customer Ratings and Reviews
Find the Right Transactional Email Solution for Your Business Applications

Want to Find Out More About Retarus Transactional Email?
Retarus Transactional Email in Action
See how Retarus’ high capacity, powerful Transactional Email improves business communication.
Retarus Transactional Email in Detail
Interested in detailed product information about Retarus Transactional Email? Visit our Product Documentation Center.
Corporate Blog
Read about product developments, market news, and other updates from Retarus.
Frequently Asked Questions
Is there documentation available about compatibility and feature details?
Yes. Retarus Transactional Email supports numerous types of business applications and has a rich feature set. Detailed feature overviews and documentation can be found here.
Is the implementation of transactional email difficult?
Not with Retarus. Enterprises often have complicated requirements or critical processes that cannot be interrupted, but we have experience from thousands of successful migrations and onboardings with many of the world’s leading companies.
Where can I find out more?
Visit our Transactional Email overview page. Read our case studies and analyst reports. Check out our corporate blog and upcoming webinars, and feel free to book a demo. We’re always happy to help.