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This is a project I made with some friends. Use it for painless cashing up after an event : who owes what after a stag weekend, sharing an apartment, a group vacation, a city trip, a party ... etc.
Split expenses with friends »

Wallpaper Apps

I've made a bunch of wallpaper apps for your Android Device. Can you really afford to continue living without them?
Android Wallpapers »

toy rocket science GmbH

This is the software engineering agency I work for. I'm the product person.
We make software of the finest quality »

XKCD's Frequency in German

How often do certain events occur? Click the link to find out.
Wie oft passiert es? »

Other things I made