Android

Sylt Autozüge

Travel

The red and blue car trains between Niebüll and Westerland in a single departure board — sorted chronologically, with a countdown to loading close. Works without a signal, too.

Bootsschein

Education

The official exam questions for the German recreational boating licence, coastal and inland waters — with shuffled answers, all 15 real exam papers, a timer and honest scoring.

GonioCam

Medical

Determine range of motion from a photo: tap three points, read the angle — the neutral zero notation comes right along with it, with eight joint templates.

Obolus

Finance

Split shared expenses fairly — for trips, roommates and parties. Obolus works out who owes whom how much, with as few transfers as possible and a GiroCode for paying.

BalkonWatt

Home & Energy

Is a balcony solar system worth it for your balcony? Orientation, tilt and shading are measured with the compass and camera — from that comes the expected annual yield.

Promillemeter

Health

Log drinks with a tap and keep track of blood alcohol, caffeine, sugar and cost through the evening — with a water recommendation.