From start-up to one of the leading European platform providers for Subscription Management & Recurring Billing. Over the past four years, we at billwerk have developed a unique innovation and competitive advantage for you – an open and GoBD certified platform, with a strong REST API and 3rd party integrations that meets the highest requirements for European data protection and financial accounting. A multitude of companies from the German and European midmarket trust in the benefits and reliability of our platform.