Stephan Arenswald

Product Owner at day, Entrepreneur at night, Husband of 1, Dad of 2, Hiker, Climber, Traveller. Not necessarily in this order.

Projects / Products


The digital notebook for developers, and makers. Ultra fast fuzzy search. Mouse or Keyboard only navigation. Pure markdown with auto formatting and indentation. Offline.


Compare times for any city in the world.


Resize your logo to any mobile platform, social network, maker community and desktop operating system according to their specific design guidelines.

... coming soon ...