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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 »


A bunch of tools, otimized for mobile and desktop. In German.
Web tools »

XKCD's Frequency

You probably have no idea what that means, just klick the link below.
Wie oft passiert es? »

Other Things