Effortless E-invoicing API Integration via Wolters Kluwer Connect

Access our open documentation and streamline your API integration directly through Wolters Kluwer Connect, your centralized hub for secure, streamlined, and reliable API management.

Access API documentation

Follow these 4 simple steps to test your application

1
Access our open documentation
2
Contact the Flowin team to get access to the test environment
3
Register your organization on Wolters Kluwer Connect
4
Register the application

Sign up to our newsletter

Subscribe to our newsletter to receive the latest product
updates, blogs and e-invoicing news

Flowin becomes CCH Flowin

Only our name is changing.
You can continue to rely on the same Peppol integration, the same team, and the same focus on innovation.
Backed by Wolters Kluwer.