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The app should be developed for both iOS and Android. I already have a prototype of the app - so you clearly can see all the functions.
I think the biggest challenge is to develop the 'virtual path'. At the end it should seem like that you go along a path, where on the right and on the left appear the most important entries from the 'platform'.
Link for the prototype: http://adaymelian.es/Binia
If you need any further information, please contact me.