Why choose us?

godaf was created by Heidi Matthiessen and Andrea Sieben-Shimada. Both have been lecturers of German at various Universities. At the same time they have worked for the TestDaF-Institute in Hagen.

Heidi and Andrea have worked together to supply you with the learning material in godaf.

You can work with godaf from home.

Tips and tricks will tell you how to prepare and successfully pass the exam.

If you have questions,
we answer with pleasure: