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Our online tax return software is provided by study clever GmbH in Berlin and is hosted on modern and highly secured servers in Germany. The goal of study clever is to help users submit their tax forms with an easy and safe online application, as well as providing them with technical assistance that allows you to simply generate and transfer your tax return electronically.

wundertax GmbH


Skalitzer Straße 33
10999 Berlin

Managing Director

Dr. Martin Körner

Commercial Register

Amtsgericht Berlin (Charlottenburg), HRB 172114 B

Responsible for content (§ 55 (2) RStV)

Dr. Martin Körner


Skalitzer Straße 33
10999 Berlin
E-Mail-Adresse: support@wundertax.de

Important Information:

It is prohibited to receive tax consultancy service over the customer hotline. As a online tax software provider we are not authorised to provide answers to individual tax questions and have to limit ourselves to technical enquiries.